Here is a diagram and its corresponding equation. Find the solution to the equation.

4(+7)=38

Here Is A Diagram And Its Corresponding Equation. Find The Solution To The Equation.4(+7)=38

Answers

Answer 1

Answer:

The solution to the equation is:

x = 2.5 or x = 5/2

Step-by-step explanation:

To find the solution to the equation, you only must operate the equation until you clear the x variable, with the next steps:

Equation: 4(x+7) = 38

And we solve:

4x + 28 = 38 (we multiply 4 by x and 7)4x = 38 - 28 (we pass the +28 to subtract to the right side of the equality and operate)x = 10 / 4 (we pass the 4 that is multiplying to divide to the right side of the equality)x = 2.5 (we divide)

As you can see, the solution of the equation is x = 2.5 or x = 5/2


Related Questions

Determine whether each expression is equivalent to 81^0.5t+0.25​

Answers

Answer

27^0.5+0.25 or 3^0.5+0.25

3^2t + 1/4 expression is equivalent to 81^0.5t+0.25​.

What is expression?

Mathematical expressions consist of at least two numbers or variables, at least one arithmetic operation, and a statement. It's possible to multiply, divide, add, or subtract with this mathematical operation.

Given an expression  81^0.5t+0.25​

Simplifying the given expression:

=> 81^0.5t+0.25​

Simplify using the exponent power rule: (a^m)^n = (a)^mn

Convert decimal to fraction:

=> (3⁴ )^0.5t + 25/100

Cross out the common factor:

=> 3^2t + 1/4

therefore, 3^2t + 1/4 expression is equivalent to 81^0.5t+0.25​.

Learn more about expression here:

https://brainly.com/question/23246712

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can someone please answer this i got 2 hours of sleep last night and im trying to stay awake and do hw and i need to do homwork all day tmr also

Answers

Answer:

two

Step-by-step explanation:

1. {26, 21, 28, 31, 9, 28, 16, 18, 21, 23, 29, 24, 19, 22, 25, 28}
Find the mean.






Answers

Answer:

368 / 16 = 23

Step-by-step explanation:

Add them all, then divide by how many numbers are in the data set.

Answer:

The above person's answer is correct sorry for the wrong data.

Find the distance between X and Y.
2730
A.
В.
C.
D.
-11
10
11
12
Please select the best answer from the choices provided
Ο Α
OB
О С
OD

Answers

Answer:

11 is the correct answer

Step-by-step explanation:

21-10

A -11 is the answer

Niveen makes muffins and sells them for $0.65 each. To make 12 muffins, she must spend $5.25 on muffin mix, $0.75 on vegetable oil, and $0.87 on eggs. The smallest batch of muffins Niveen can make is 12 muffins.

what would result in Niveen earning a profit?

Answers

Answer:

selling 36 muffins at a discount rate of 10% off the original price

Step-by-step explanation:

On a sheet of paper draw a Regular Hexagon with a Radius equal to 6 units.

Answers

Answer:

Show me the options

Step-by-step explanation:

In your wallet you have the following paper money: 2 singles, 4 fives, 3 tens, and 6 twenties. What is the probability that you will draw a 5 and then a 10?

Answers

Answer:

Step-by-step explanation:

4+1=5,5+2=12,6+3=21,8+11?​

Answers

Hello~

4+1=5

5+2=12

6+3=21

8+11 =

The First one is correct!

Ary~

Ashley goes to the fair. She is charged $15.00 for admission plus $0.50 for each ride ticket. Ashley has $24.00 to spend at the fair. Write and solve an inequality to represent this situation. Explain what the solution to the inequality means in this situation.​

Answers

Answer:

15 + x(.5) = 24 ; x = 18

Step-by-step explanation:

15 + 18(.5) = 24

15 + 9 = 24

Step-by-step explanation:

t is the number of ride tickets she can buy.

=>

[tex]15 + t \times 0.5 \leqslant 24[/tex]

she has to pay $15 just for entering. the rest of the money she can use for ride tickets.

so, whatever she does, she has to stay inside the $24 limit, as she does not have more money.

the $15 admission goes off the $24 available money. that leaves $9.

each ride ticket costs $0.50, so she can buy max. 9/0.5 = 18 tickets. she can buy fewer tickets, but she cannot buy more than these 18 tickets.

so, again

[tex]15 + t \times 0.5 \leqslant 24[/tex]

[tex]t \times 0.5 \leqslant 24 - 15 = 9[/tex]

[tex]t \times 0.5 \leqslant 9[/tex]

[tex]t \leqslant 9 \div 0.5 = 9 \div (1 \div 2) = 2 \times 9 \div 1 \\ = 18[/tex]

[tex]t \leqslant 18[/tex]

Please do my survey!!! I need 15 more ppl to do it. Just answer yes to the first 2 questions or you will be kicked out!!! Will attach the link in comments

Answers

Answer:

yes i guess what is the survey?

Step-by-step explanation:

Answer:

i mean ok, whats the survey abt

Step-by-step explanation:

help me with this quick pleaseeeee

Answers

Answer:

D' = ( 1 , -1 )

Step-by-step explanation:

2 times 1/2 = 1

-2 times 1/2 = -1

hope this helps ^^

nadia made a model of the garage each edge of the real garbage is 4 times the length of the edge of the model which statement about volumes is true?

Answers

Pls give the statements provided :)

A gym teacher has a large canvas bag that contains 8 tennis balls, 2 volleyballs, 1 basketball, 3 baseballs, and 5 footballs. If you reach into the bag at random, what is the probability that you do not select a basketball?

Answers

Answer:

18/1

Step-by-step explanation:

I took all of the numbers and added them the subtracted 1 because you don't wanna include the basketball

The probability of not selecting a basketball from the bag is 18/19, or approximately 0.9474 (rounded to four decimal places).

Here, we have,

To find the probability of not selecting a basketball from the bag, we need to calculate the ratio of the number of items that are not basketballs to the total number of items in the bag.

Let's calculate it step by step:

Total number of items in the bag = 8 (tennis balls) + 2 (volleyballs) + 1 (basketball) + 3 (baseballs) + 5 (footballs) = 19.

Number of items that are not basketballs = 8 (tennis balls) + 2 (volleyballs) + 3 (baseballs) + 5 (footballs) = 18.

Therefore, the probability of not selecting a basketball is:

Number of items that are not basketballs / Total number of items in the bag = 18 / 19.

Hence, the probability of not selecting a basketball from the bag is 18/19, or approximately 0.9474 (rounded to four decimal places).

To learn more on probability click:

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An angle of a right triangle measures 65 degrees. If the length of the side opposite to the angle is 20 ft, what are the lengths of the two other sides?

Answers

Answer:

22.07 ft & 9.32 ft

Step-by-step explanation:

by sines rule :

20/sin 65° = r/sin 90° = y/sin 25°

r = 20×sin 90°/sin 65° = 20/0.9063

= 22.07 ft

y = 20×sin 25°/sin 65° =

20× 0.4226/0.9063

= 9.32 ft

Mario vende dos autos a 30 000 dólares cada uno. En la venta de uno ganó el 20% y en la
venta del otro auto, perdió el 20%.
a. ¿Cómo le fue a Mario con este negocio? ¿Ganó, perdió o ni ganó ni perdió?
b. Si tu respuesta a la pregunta anterior es que Mario ganó dinero (o perdió dinero),
¿Cuánto dinero ganó (o perdió)?

Answers

Answer:

Mario perdió dinero, perdió 2500 dólares

Step-by-step explanation:

En el primer caso, Mario está vendiendo su carro en 30 000 dólares. En otras palabras, el precio de venta es 30 000. Te dice que en el primer carro ganó 20%, o sea que su precio de venta es una incógnita que llamaremos x y gano 20% de x. Podemos expresarlo de esta manera

x = precio de compra carro 1

x + (20% de x) = 30 000

x = 100 % de x

(100% de x) + (20% de x) = 30 000

120% de x =30 000

120% = 1.2

1.2x = 30 000

x = 25 000

El segundo caso es bastante parecido. Te indica que el precio de venta sigue siendo el mismo, pero el precio de compra es diferente. El precio de venta sigue siendo 30 000, pero el precio de compra del segundo carro esta vez será "y". En este caso, pierde 20% del precio de compra, o osea, pierde 20% de y. Se puede expresar de la siguiente manera:

y = precio de compra carro 2

y - (20% de y) = 30 000

y = 100% de y

(100% de y) - (20% de y) = 30 000

80% de y = 30 000

80% = 0.8

0.8y = 30 000

y= 37 500

Entonces tenemos que el precio de compra del carro uno es 25 000 dólares y el precio de compra del carro dos es de 37 500. Si sumamos ambas cantidades, tenemos que ambos carros costaron 62 500 dólares. Como vendió esos dos autos a 30 000 dólares cada uno, recibió 60 000 dólares. El precio por el que vendió los autos (60 000) es menor al precio del que los compro (62 500), por lo que eso representa una perdida.

Para hallar la cantidad que ganó o perdió (en este caso perdió) debes restar el precio de venta menos el precio de compra.

60 000 - 62 500 = -2 500

Como es un número negativo, representa una perdida.

What is the slope? HELP PLEASE!

Answers

Answer:

-7

Step-by-step explanation

Answer:  the slope or gradient of a line is a number that describes both the direction and the steepness of the line. it's just rise over run, if it's 5 high and goes left or right 6 the slope is 5/6

Step-by-step explanation:

What is the slope of the line 4x-3x-5=0

Answers

Answer:

Undefined? Or 5?

Step-by-step explanation:

please help me asapppp :)

Answers

Answer:

188

Step-by-step explanation:

6*6=36

(6+13=19)*8=152

152+36=188

Answer:

The area of the composite figure is 188 m^2

Step-by-step explanation:

Let's work with the square first.

Given,

Length of one side of the square = 6m

We know,

Area of square region = ( Length of one side of the square)^2      sq. unit

                                     = [tex]6^{2}[/tex]  m^2

                                     = 36 m^2

Again,

Length of the rectangle = (13 + 6) m = 19 m

Breadth of the rectangle = 8 m

We know,

Area of the rectangular region = (Length X Breadth)     sq. unit

                                                   = ( 19 X 8 ) m^2

                                                    = 152 m^2

∴ The total area = (36+152) m^2

                           = 188 m^2

So, the area of the composite figure is 188 m^2.

                                   

plllls help me with these three I will make brainlesst pls no links
unit 8: right triangle and trigonometry homework 2: special right triangles​

Answers

Answer:

90+1,2 = 200

Step-by-step explanation:

maaf kalo salah

what type of polynomial is this 5x2-x+4

Answers

Answer:

Step-by-step explanation:

It is a trinomial because the given polynomial has three terms

Consider this quadratic equation.
2x^2-1 = 3x+4
Which equation correctly applies the quadratic formula?

Answers

Answer:

D

Step-by-step explanation:

A and C are the same and each should be divided by 2(2)

B should be 4(2)(-5)

c= feet? help me please

Answers

13
----------------------
a^2+b^2=c^2
c=13 feet

step by step:

12^2 +5^-2=c^2
144+25 =c^2
square root of 169=c
13=c

If the length of qr is 8 cm and the length of qs is 12 cm, what is the length of rs? No links Pls

Answers

Answer:

8.94

Step-by-step explanation:

Given that

qs = 12cm

qr = 8cm

Required  

rs

Using the pythagoras theorem

Let us assume qs is the hypotenuse side

qs² = qr² + rs²

12² = 8² + rs²

144 = 64 +rs²

rs² = 144 - 64

rs² = 80

rs = √80

rs = 8.94

Hence the value of rs is 8.94

can some help me with this

(you can pick more than one for each column)

Answers

Answer:

no no nlnnlnl

Step-by-step explanation:

no sorryyy

i need a picture so i can get it right

If a circle has a radius of 16,and an arc length of 12x, what is the angle measure of the central angle that matches that arc?
(Note, the picture below is not drawn to scale, don't hold a protractor up to your screen)

Answers

Answer:

135°

Step-by-step explanation:

Using S = rA, where S is arc length, r is radius and A is angle(in radians).

Comparing:

=> 12 = 16A

=> 12/16 = A

=> 3/4 = A

Required radian is 3/4 which is 3/4 * 180° = 135°

what is the value of x,if x=3²​

Answers

Answer:

x=9

Step-by-step explanation:

x = 3^2

x = 3*3

x=9

the answer to ur question is x=9

PLEASE HELP ME! WILL MARK BRAINLIEST

Answers

Answer:

THE SECOND ANSWER

Step-by-step explanation:

Solve the system of equations by using substitution.

Answers

Answer:

(x, y) = (-1, 1)

Step-by-step explanation:

[tex]y = 2x +3 ----(1) \\\\y = x + 2 ----(2)\\\\substitute \ (2) \ in \ (1) : x + 2 = 2x + 3[/tex]

[tex]x - 2x = 3 - 2\\\\-x = 1\\\\x = -1\\\\Substitute \ x = -1 \ in \ (2) : y = -1 + 2 => y = 1[/tex]

The Atlanta Journal Constitution conducted a survey of 900 registered voters to determine which voting method they prefer. The AJC found 60% favored voting on paper ballots they filled themselves (as opposed to voting with a computer). Find a confidence interval for the proportion of all registered voters that favor at 85% confidence level. a) (0.576, 0.624) b) (0.376, 0.424) c) (0.583, 0.617) d) (0.586, 0.614)

Answers

Answer:

a) (0.576, 0.624)

Step-by-step explanation:

Given that the sample proportion (p) = 60% = 0.6, sample size (n) = 900, confidence (C) = 85%

α = 1 - C = 1 - 0.85 = 0.15

α/2 = 0.075

The z score of α/2 (0.075) corresponds with the z score of 0.425 (0.5 - 0.075) which is equals to 1.44, hence [tex]z_\frac{\alpha }{2} =1.44[/tex]

The margin of error (E) is:

[tex]E=z_\frac{\alpha }{2} *\sqrt{\frac{p(1-p)}{n} } =1.44*\sqrt{\frac{0.6(1-0.6)}{900} } = 0.024[/tex]

The confidence interval = p ± E = 0.6 ± 0.024 = (0.576, 0.624)

Nathan lifts a 5 lb. box 2 feet. How much work has he done?

2 ft-lbs.
5 ft-lbs.
7 ft-lbs.
10 ft-lbs.

Answers

Answer:

10 ft-lbs.

Step-by-step explanation:

Given data

Weight of box=  5 lb

Height moved = 2 feet

We know that the expression for work done is

Work done= Force * Distance

Work done= 5*2

Work done= 10 10 ft-lbs.

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