1. Find the value of y when x = 3.
y = 3(x+7) + 12

Answers

Answer 1
y= 42. 3(3+7)+12
3(10)+12
30+12
42
y=42
Answer 2
When x = 3 the value of y = 3(3+7) + 12

y = 3(3+7) + 12
= 42

Related Questions

Solve for x xx. Your answer must be simplified. x + 5 ≤ − 4

Answers

Answer:

x  ≤ − 9

Step-by-step explanation:

x + 5 ≤ − 4

Subtract 5 from each side

x + 5-5 ≤ − 4-5

x  ≤ − 9


Please answer fast!!

Jina has scored 13,26,23, 26, and 28 points in her five basketball games so far. How many points does she need to score in her game so that her average (mean) is 24 points per game?

Answers

23.2 points

You add all of her points up, then divide by how many numbers. So, 13+26+23+26+28=116

116/5= 23.2

Need help on this please so confusing

Answers

Answer:

x = 37 if im correct

Step-by-step explanation:


can someone pls pls help me ?

Answers

Answer:15

Step-by-step explanation: this is an equilateral triangle and 45-15-15=15 so no matter what it would be 15

Answer:

It's 15

Step-by-step explanation:

perimeter is sum of all the sides

15+15+v = 45

30+v = 45

subtract 30 from both sides

v = 45-30

= 15mm

whats (x + 3) - (5x - 4)

Answers

Answer:

the answer is −4x+7

Step-by-step explanation:

yes

Answer:

-4x+7

Step-by-step explanation:

(x+3)-(5x-4)

Remove parenthesis and simplify:

-4x+7

- Use the numbers 2,165 and 4,428 to write and solve an equation that uses borrowing (regrouping).​

Answers

Answer:

  4,428-2,165=2,263

Step-by-step explanation:

you regroup the 2

The equation that uses numbers 2,165 and 4,428, and can be used to write and solve an equation that uses borrowing is 4,428-2,165=2,263.

What is Borrowing?

Borrowing in subtraction, like "carrying" in addition, means to take quantities from one number and assign them to the next. The 10 is borrowed from the next higher digit column in this approach to generate a positive difference in the next column.

An equation is formed when two equal expressions are equated together with the help of an equal sign '='. An equation that uses borrowing or regrouping can be written as,

4,428 - 2,165 = 2,263

Hence, the equation that uses numbers 2,165 and 4,428, and can be used to write and solve an equation that uses borrowing is 4,428-2,165=2,263.

Learn more about Borrowing:

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What does likelihood mean in math

Answers

Likelihood is the probable chances of occurrence of an event.

It simply means: what’s the chance “x” will occur?

I have a jar with 20 candies of which 10 are red, 5 are blue, 3 are green, and 2 are white. If I randomly grab 1 candy, what’s the likelihood it’ll be red? In other words: what’s the *chance* it’ll be a red candy?

(It’s 10/20 = 1/2 = 50%, by the way, but it’s just an example).

The coordinates of the endpoints of EF are E( – 9,11) and F(1,6). Point G is on EF and divides it such that EG:FG is 2:3. What are the coordinates of G? Write your answers as integers or decimals.

Answers

Answer:

(-3,8)

Step-by-step explanation:

Given the coordinates of the endpoints of EF are E( – 9,11) and F(1,6). Point G is on EF and divides it such that EG:FG is 2:3.

Coordinate of G is expressed as shown;

X = ax1+bx2/a+b

X = -9(2)+3(1)/2+3

X = -18+3/5

X = -15/5

X = -3

Similarly;

Y = ay1+by2/a+b

Y = 2(11)+6(3)/2+3

Y = 22+18/5

Y = 40/5

Y = 8

Hence the coordinate of point G is at (-3,8)

find the area of the following figure​

Answers

Answer:

6

Step-by-step explanation:

First side times hight or 3x4=12

12 is a whole square, but this is a triangle (Half of a square)

So we divide by 2 to find the area. 12/2=6

6

Answer:

Area=6

Step-by-step explanation:

Since the measurements of this right angle is 3 and 4 you have to multiply them together to get 12 but then you must divide that answer by 2 making the answer 6

what is the image of (-3,-5)) after a reflection over the x-axis?

Answers

Answer:

(-3,5)

Step-by-step explanation:

When you reflect over the x axis, the y value's sign changes.

So we have:

-3,5

Answer:

(-3,5) the graph is below

not good at this so pls answer if u know

Answers

Answer:

the first suggestion A

Step-by-step explanation:

A student who was not absent during the unit should score about 98 im not sure

Answer: A)

Also please mark me as brianliest!!

Find the surface area of a square pyramid with side length 3 km and slant height 5
km.
km
3 km
3 km

Answers

Answer:

39 sq km

Step-by-step explanation:

SA = area of the base + 1/2(perimeter of the base)(slant height)

= 3² + 1/2(3×4)(5)

= 9 + 6(5)

= 39

what is the tone of the poem The Chimney Sweeper by William Blake​

Answers

Answer:

The tone of the poem is one of gentle innocence and trust, which contrasts sharply with its grim subject. The young chimney sweeper's words show that he and his fellow sweep are in a harsh situation. They are the among most vulnerable in society: young children who are orphaned or unwanted.

a car with a mass of 1500 kg accelerates 6 m/s2 when a force is applied to the car

what is the acceleration of the car if the force remains the same and the mass of the car is doubled

A. 3 m/s2

B. 6 m/s2

C. 12 m/s2

D. 24 m/s2

Answers

Answer:

i think is will be 3

Step-by-step explanation:

Carlos downloaded a pattern from the Internet for making a table with an
irregular polygon-shaped top. The instructions on the pattern say that the
scale factor is 11/2. The sides of the pattern are shown on the diagram below.
What is the length of the longest side of the finished tabletop?

Answers

Answer: did you ever get the answer?

Step-by-step explanation:

I need it too lol

2x - 5 + 8x .....................................

Answers

Answer:

10x - 5

Step-by-step explanation:

2x - 5 + 8x Get the common variables.

-5 = 2x + 8x

10x - 5

Hope this is correct :)

Hello there I hope you are having an great day :)

2x - 5 + 8x = 10x - 5

Hopefully that helps you :)

what does this equal to?
[tex]( {2p}^{ - \frac{1}{4} } ) ^{2} [/tex]

Answers

Answer:

2p^-1/4*2

2p^-1/2

2/p^1/2

Step-by-step explanation:

State if the triangles in each pair are similar. If so, state how you know they are similar and
complete the similarity statement.
1)
12
IS
16
D
DEF

Answers

Answer:

is there anything else that can help?

Step-by-step explanation:

Answer:

Do you have a picture to see the triangles

Step-by-step explanation:

High School is selling tickets to its Spring Concert. Adult tickets cost $4 and student tickets cost $2.50. The school sold 800 tickets for a total of $2585. How many of each type of ticket were sold?

Answers

Answer:

Adult tickets= 390

Student ticket= 410

Step-by-step explanation:

4A + 2.5S= 2585

A+ S = 800

A= 800-S

Substitute into the first equation

There are 64 students in a class. 40 of them passed in Mathematics, 32 passed in Science and 15 passed in Mathematics as well as Science. How many students were unsucessful in both subjects ? (with process)

Answers

Answer:

7 students

Step-by-step explanation:

64 - (40+32-15) =

64 - (72-15)=

64-57 = 7

Find the unknown angles from
the given figure.
(2x-3)°
(2x-43)​

Answers

Answer:

2x-3 =  29

8x = 128

x+7 =  23

Step-by-step explanation:

The sum of the angles of a triangle is 180

2x-3 + 8x+ x+7 = 180

Combine like terms

11x+4 = 180

Subtract 4 from each side

11x+4-4= 180-4

11x = 176

Divide by 11

11x/11 =176/11

x =16

2x-3 = 2*16-3 =32-3 = 29

8x = 8*16 =128

x+7 = 16+7 = 23

Can someone plz help me on this one

Answers

For the perimeter use the formula 2x3.14xr

step 1: divide the 20 by 2

step2:multiply 3.14 by the qoutient of the division

step3:divide again by 2

For the area the formula is 3.14 x r x r

the r is the qoutient on step one

step 1: multiply both Rs

step2: multiply the 3.14 by the product of step one.

and you are done i hope it helps you

Consider this right triangle.
Enter the ratio equivalent to tan(R).

Answers

Answer:

tan r = 35/12

Step-by-step explanation:

you use the rule tan=opposite/adjacent

The required ratio equivalent to tan(R) for triangle RTS is 35 / 12.

A triangle RTS is given with perpendicular = 35 base = 12 and the hypotenuse = 37

What is the triangle?

The triangle is a geometric shape that includes 3 sides and the sum of the interior angle should not be greater than 180°

What is simplification?

The process in mathematics to operate and interpret the function to make the function or expression simple or more understandable is called simplifying and the process is called simplification.

Here,
In order to find out the ratio equivalent to tan(R).0
We know that,
tan(r) = perpendicular  / base
from given,
tan (R) = 35 / 12

Thus, the required ratio equivalent to tan(R) for triangle RTS is 35 / 12.

Learn more about triangles here: https://brainly.com/question/2773823

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(PLEASE HELP) 16
If a parallelogram has an
angle measure of 37º what
is the sum of the other
three angles?

Answers

A parallelogram is a quadrilateral. Therefore, the sum of its interior angles is 360 degrees.

If we know that one angle is 37 degrees, then the sum of the other three angles is: x + 37 = 360

The sum of the other three angles = 323 degrees

Hope this helps!! :)

How are the shapes alike ?

Answers

Answer:

those 4 options are wrong, unless I am d.u.m.b

Step-by-step explanation:

both of those figures have 6 faces, and 8 edges.

Have a nice day! :-)

Answer:

Each shape has 12 edges

Step-by-step explanation:

Every cube (regular hexahedron) has 6 square faces and each face has 4 edges. However, each edge is shared between 2 faces. So, you can determine how many edges there are by multiplying 6 x 4 and dividing the resulting number (24) by 2, getting the final number of 12.

What is the A value in the quadratic: X^2+3x-2* ​

Answers

the two possible solutions are:
x
=

1
and
x
=

2


5.6 cm
8.2 cm
Area =_______

Answers

Answer:

Hello! answer: 22.96

Step-by-step explanation:

Area is base × height × 1/2 or base × height ÷ 2

Im going to use the second method.

8.2 × 5.6 = 45.92 45.92 ÷ 2 = 22.96 therefore the answer is 22.96

22.96 cm

5.6 x 8.2 = 45.92
45.92/2 = 22.96

help me with this please

Answers

Answer:

28

Step-by-step explanation:

Tan-1(8 / 15)

Reflect the vector (-3,5) across
the line y=x.

Answers

Answer:

(5, - 3 )

Step-by-step explanation:

Under a refection in the line y = x

a point x, y ) → (y, x ), then

(- 3, 5 ) → (5, - 3 )

The reflection vector is (5, -3) after reflecting over line y = x the answer is (5, -3).

What is geometric transformation?

It is defined as the change in coordinates and the shape of the geometrical body. It is also referred to as a two-dimensional transformation. In the geometric transformation, changes in the geometry can be possible by rotation, translation, reflection, and glide translation.

We have:

The vector is (-3, 5)

The reflection line is y = x

The transformation rule:

(x, y) → (y, x)

(-3, 5) → (5, -3)

Thus, the reflection vector is (5, -3) after reflecting over line y = x the answer is (5, -3).

Learn more about the geometric transformation here:

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HURRY PICTURE INCLUDED


The highlighted part of this picture is a good representation of which
geometric term?
OA) line segment
B) ray
OC) line
OD) plane

Answers

The highlighted part is called Ray.

By the way, In geometry, a ray can be defined as a part of a line that has a fixed starting point but no endpoint.

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