How would you solve y+1= -4x ? with a step by step solution

Answers

Answer 1

Answer:

There are an infinite number of solutions.

Step-by-step explanation:

An equation with 2 unknowns give an infinite amount of solutions, here is just one of the many:

Let y= 3 ( y can be any number)

(3) + 1 = -4x

4 = -4x

x = -4/4

x= -1

(x;y) = (-1;3)

Generally x and y can be any number, just let x or y be any number, then find the other variable based on the value of the number u assumed.


Related Questions

if something is 34 mins how many times can it play in 7 hours

Answers

Answer:

12

Step-by-step explanation:

my boys said so, and I agree

(7*60)/34

write a rule to describe the number of pounds p(n) as a function of a number of tons n.

Answers

The relationship between p(n) and n is given by p(n) = 0.0005n

Equation

An equation is an expression used to show the relationship between two or more numbers and variables.

Let p represent the weight in pounds and n represent the weight in tons.

1 pound = 0.0005 ton, hence:

p(n) = 0.0005n

The relationship between p(n) and n is given by p(n) = 0.0005n

Find out more on Equation at: https://brainly.com/question/13763238

0-k= -4
What is k, explain

Answers

Hi!

I can help you with joy! :)

Let's solve this equation to find the value of k.

0-k=-4

-k=4-0

-k=4

Divide both sides by -1:

k=-4 (Answer)

I hope it helps!

Enjoy your day!

~Misty~

[tex]\bf{GracefulGirlies[/tex]

[tex]\bold{Heya~!}[/tex]

What is 0-k = -4 ?

[tex]\underline{\large\huge{\mathfrak{Answer~:}}}}[/tex]

[tex]\sf{k~=~4}[/tex]

[tex]\huge{\boxed {\mathfrak{explanation:}}[/tex]

[tex]\sf{0~-~k~=~-4}[/tex]

[tex]\sf{0~-~k~=~-k}[/tex]

[tex]\sf{-k~=~-4}[/tex]

[tex]\sf{Divide~both~sides~by~-1}[/tex]

[tex]\sf{\frac{-k}{-1}~=~\frac{-4}{-1}[/tex]

[tex]\sf{Simplify:}[/tex]

[tex]\sf{k~=~4}[/tex]

Hope It Helps ! ~

#LearnWithBrainly

[tex]\underline{Answer~:}[/tex]

Jace ~

please helpppppp asap

Answers

Answer:

C: 544

Step-by-step explanation:

4hr x 2 = 8hrs this means the time is just doubled so to solve the equation we do the following

272 x 2 = 544

or

272 + 272 = 544

Could someone help me please?

Answers

Pretty sure the one of the left is higher than the one on the right

Answer:

>

Step-by-step explanation:

|-4| = 4

-|4| = -4

Breaking down this problem above, we know the absolute value of 4 is 4. Multiply that by -1, you get -4

Now, plugging in these answers, we have...

4 ___ -4

4 is greater than -4, so you put >

Round to the nearest tenth.

Answers

Answer:

8.2 units

Step-by-step explanation:

Given that the only information for our triangle are 2 sides and 1 angle, we must use the Law of Cosines to find side BC

Recall the Law of Cosines

[tex]a^2=b^2+c^2-2bc\cdot cos(A)[/tex]

Identify angles and sides

[tex]m\angle A=23^\circ\\a=BC=?\\b=AC=14\\c=AB=6[/tex]

Solve for side "a"

[tex]a^2=b^2+c^2-2bc\cdot cos(A)\\\\a^2=14^2+6^2-2(14)(6)\cdot cos(23^\circ)\\\\a^2=196+36-168cos(23^\circ)\\\\a^2=222-168cos(23^\circ)\\\\a=\sqrt{222-168cos(23^\circ)}\\ \\a\approx8.2[/tex]

Therefore, the length of line segment BC is about 8.2 units

Answer:

the answer is 8.2 units

Step-by-step explanation:

wait wait wait change my mind change my mind ill take champ back you didnt say nothin bout it meanin brave

Help


How do you find the sum of the exterior angle measures of any convex polygon?

If the polygon is regular, how do you find the measure of each exterior angle in the polygon?

Answers

Answer:

If a polygon is convex, then the sum of the measures of the exterior angles, one at each vertex, is 360° .

Consider the sum of the measures of the exterior angles for an n -gon.

N=180n−180(n−2)

Distribute 180 .

N=180n−180n+360 =360.

Step-by-step explanation:

55<35+10x

What is x less than

Answers

Hi!

55<35+10x

Move 35 to the left, using the opposite operation:

55-35<10x

20<10x

Divide both sides by 10:

2<x

Since 2 is greater than x, x is less than 2:

x<2 (Answer)

Hope it helps!

Enjoy your day!

~Misty~

∠BCD is an exterior angle of ∆ABC. If ∠BCD= 3∠A = x and ∠B = 80°, find the value of x.w

Answers

Answer:

[tex] \tt{✧ \: S \: O \: L \: U \: T \: I \: O \: N : }[/tex]

[tex] \large{ \tt{✿ \: 3x = x + 80 \degree}}[/tex] [ Exterior angle is equal to the sum of two non - adjacent interior angles ]

[tex] \longrightarrow \: \tt{3x - x = 80 \degree}[/tex]

[tex] \longrightarrow \tt{2x = 80 \degree}[/tex]

[tex] \longrightarrow \tt{x = \frac{80 \degree}{2} }[/tex]

[tex] \longrightarrow{ \boxed{ \tt{x = 40 \degree}}}[/tex]

Hence , the value of x is 40° .

Hope this helps! ( ╹▽╹ )

If f(1) = 7 and f(n) = -3f(n − 1) then find the value of f(6).

Answers

Answer:

  -1701

Step-by-step explanation:

The recursion relation tells you each term of the sequence is -3 times the previous term. Then the first 6 terms are ...

  7, -21, 63, -189, 567, -1701

The value of f(6) is -1701.

_____

Additional comment

The explicit formula for a geometric sequence with first term 7 and common ratio -3 is ...

  f(n) = 7×(-3)^(n-1)

Then f(6) is ...

  f(6) = 7×(-3)^5 = 7×(-243) = -1701

Given that u =< 2,12 >, and z =< -7,5 >
If w = u + z, what is the value of || w ||? (answer should be accurate to 3 decimal places

Answers

Using the dot product:

For any vector x, we have

||x|| = √(x • x)

This means that

||w|| = √(w • w)

… = √((u + z) • (u + z))

… = √((u • u) + (u • z) + (z • u) + (z • z))

… = √(||u||² + 2 (u • z) + ||z||²)

We have

u = ⟨2, 12⟩   ⇒   ||u|| = √(2² + 12²) = 2√37

z = ⟨-7, 5⟩   ⇒   ||z|| = √((-7)² + 5²) = √74

u • z = ⟨2, 12⟩ • ⟨-7, 5⟩ = -14 + 60 = 46

and so

||w|| = √((2√37)² + 2•46 + (√74)²)

… = √(4•37 + 2•46 + 74)

… = √314 ≈ 17.720

Alternatively, without mentioning the dot product,

w = u + z = ⟨2, 12⟩ + ⟨-7, 5⟩ = ⟨-5, 17⟩

and so

||w|| = √((-5)² + 17²) = √314 ≈ 17.720

Evan found two sticks for his turtle's aquarium. One stick was 3/4 of a foot long and the other was 10/12 of a foot long. Which stick was longer?

Answers

10/12 stick it would simply to 2/3 and that is bigger that 3/4

Which of the following statements shows the distributive property?
5 + (4 – 2) = 9 + 3
5 + (4 – 2) = 20 – 10
5(4 – 2) = 20 – 10
5(4 – 2) = 9 – 7​

Answers

5(4-2) = 20-10

a(b-c) = ab-ac

Is 5(1/5^3) = 5(5^3)?

A: yes both expressions r equal to 625

B:yes both expressions r equals to 1/25

C:no the first expression is equal to 1/25 and the second expression is equal to 625

D: no the first expression is equal to 625 and the second is equal to 1/25

Answers

Answer:

C:no the first expression is equal to 1/25 and the second expression is equal to 625

Step-by-step explanation:

if you do  in the calculator it will give you 0.04(wich is ecual to 1/25)

and the second one is 5^3 (which is 125) *5 = 625

A scientist uses a submarine to study ocean life.
She begins at sea level, which is an elevation of 0 feet.
She descends 46.3 feet.
She then travels directly up 33.4 feet.
Next, she descends a second time, 97.4 feet.

How many feet must she now rise to get back to sea level?

Answers

Answer:

one post id plenty!

Step-by-step explanation:

sorry if wrong

The border around a picture has the same width all the way around. The perimeter of the picture is 123 cm and the perimeter of the outside of the picture frame is 191 cm. Find an equation that can be used to find to find the width of the border around the picture?

Answers

Answer:

2x +2y= 123, or

8a +2x +2y= 191

Step-by-step explanation:

Perimeter of rectangle= 2(length) +2(width)

Let the length and the width of the picture be x and y respectively.

Perimeter of the picture= 2x +2y

2x +2y= 123 -----(1)

Let the width of the border be a.

Length of picture frame= a +x +a= 2a +x

Width of the picture frame= a +y +a= 2a +y

Outer perimeter of the frame= 191

2(2a +x) +2(2a +y)= 191

Expand:

4a +2x +4a +2y= 191

8a +2x +2y= 191 -----(2)

Substitute (1) into (2):

8a +123= 191

8a= 191 -123

8a= 68

a= 68 ÷8

a= 8.5 cm

Thus the width of the border is 8.5 cm.

twice a number a is at most 3

Answers

Answer:

it could be 1.5 or 1

Step-by-step explanation:

because 1.5 times 2 is 3 and 1 times 2 equals 2

please mark brainliest if it helped

Answer:

No, it can exceed 3

Step-by-step explanation:

the variable could be anything from 600 to 600 million and when you double it's only going to get bigger.

2
Which equation describes a linear function?


O 4x2 + 5y2 = 6
+
O 4r + 5y = 6
0 4x² + 5y = 6
4x + 5y2 = 6

Answers

Answer:

See below.

Step-by-step explanation:

The answer is 4x+5y=6.

A linear function has a single slope. A function with exponents will not be linear.

-hope it helps

Joe and Cody each improved their yards by planting hostas and shrubs. They bought their
supplies from the same store. Joe spent $64 on 6 hostas and 2 shrubs. Cody spent $54 on 5
hostas and 2 shrubs. Find the cost of one hosta and the cost of one shrub.

Answers

Answer:

10.8 on hostas

Step-by-step explanation:

I don't know exact answer

Write the next three terms of the arithmetic sequence.

Answers

The correct answer is …..3, 2 1/4, 2 1/2
Answer: 3, 2 and 3/4, 2 and 1/2, 2 and 1/4

anna is on a road trip. she uses 3/4 of a tank of gas every 9/2 hours. How many tanks of gas will anna use after 12 hours?

Answers

Answer:

Step-by-step explanation:

This is a proportional question. If you learn how to keep things together, they are not only easy to do, they are mechanical: they are all done exactly the same way.

tanks of gas             different tanks of gas          

==========     =         ================

hours                                  different hours.

initial tank of gas = 3/4 tank

initial hours = 9/2 = 4.5 hours

final tanks of gas = X

final time = 12 hours.

Solution

3/4                            x

====         =      ==============

4.5                           12

Cross multiply

4.5x = 12*3/4                      Combine the right

4.5x = 36/4                        Simplify  

4.5x = 9                              Divide both sides by 4.5

x = 9/4.5

x = 2

So she will need 2 tankfuls.

 

b.) Shipping is free for all online orders over $70. Write an inequality to describe the amount of money you will need to spend to get free shipping.
Inequality:​

Answers

The amount you should have for free shipping must be less than or equal to $70

Inequality: x ≤ $70
Where x is the amount you should have

A certain country has 130.41 million acres of forest. Every year, the country loses 1.61 million acres of forest mainly due to deforestation for farming purposes. If this situation continues at this pace, how many years later will the country have only 70.84 million acres of forest left? (Use an equation to solve this problem.)

After_______ years, this country would have 70.84 million acres left

Answers

Let years be x

[tex]\\ \tt\hookrightarrow 130.41-1.61x=70.84[/tex]

[tex]\\ \tt\hookrightarrow 1.61x=130.41-70.84[/tex]

[tex]\\ \tt\hookrightarrow 1.61x=59.57[/tex]

[tex]\\ \tt\hookrightarrow x=59.57/1.61[/tex]

[tex]\\ \tt\hookrightarrow x=37years[/tex]

Hi! I need help, I can never figure these out!
Question: "A rectangular pool has a length that is 13 meters longer than its width. Its perimeter is 74 meters. What is the width of this pool?"

Thank you !!

Answers

We dont talk about math math math math math

Step-by-step explanation:

are you in high school? if you are.... i cant help you but i want to say watch encanto and Iron man 1 2 and 3

Help Please, this question is kinda hard for me

Answers

Answer:

p = 44

Step-by-step explanation:

steps:

A. multiply through by the L.C.M (4).

A cheerleading team plans to sell t-shirts as a fundraiser. The team's
goal is to make a profit of at least $1271. The profit on each t-shirt sold
is $6.20. The team's goal is written as the inequality shown below.
6.20t 21271 where t=number of t-shirts sold
Which graph represents the solution to this inequality?

Answers

Answer: the answer is C

Question shown in image

Answers

Answer:

∠e and ∠a

Step-by-step explanation:

∠d is congruent to ∠e by the rule Corresponding Angles.Therefore, ∠e is congruent to ∠a by the rule Vertical Angles.This means that ∠d is congruent to ∠a by the rule Alternate Interior Angles.

-Chetan K

Answer:

The answers are 2 and 4.

When x = 2, what is the value of the expression 5x^2 - 4?

Answers

Given~

[tex] \sf \: x = 2[/tex]Let's Solve~

[tex] \: \sf \: 5 {x}^{2} - 4[/tex]

[tex] \: \: [/tex]

[tex] \sf \: 5(2)^{2} - 4[/tex]

[tex] \: \: \: [/tex]

[tex] \sf \: 5(4) - 4[/tex]

[tex] \: \: \: [/tex]

[tex] \sf \: 20 - 4[/tex]

[tex] \: \: \: [/tex]

[tex] \sf \: 16[/tex]Hope It's Helps~

The value of the expression, 5x^2 - 4, when x = 2 is: 16.

What is the the Value of an Expression?

To find the value of an expression, plug in the given value of the variable and solve by simplifying.

Given the expression, 5x^2 - 4, when x = 2, we would have:

5(2)^2 - 4

5(4) - 4

20 - 4

= 16

Therefore, the value of the expression, 5x^2 - 4, when x = 2 is: 16.

Learn more about value of expression on:

https://brainly.com/question/625174

I need help with this math

Answers

Answer:

50 i hope your helpful

......

Answer:

it is 50

Step-by-step explanation:

i really hope this helped bestie!

I find this question very confusing.

Answers

The answer is 43.7, just plug the given information into the given equation
They answer to the that questions is 43.7
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