It would be 6 haha I just took a test and got it right
Equivalent expressions are expressions with the same value.
The equivalent expression of
is 
Given that:

Open brackets

Collect like terms


Hence, the equivalent of
is 
Read more about equivalent expressions at:
brainly.com/question/18257981
Answer:
x=19
Step-by-step explanation:
The perimeter of the right triangle is
P=9+12+15 =36
The perimeter of the left triangle is
P =x-7+ x-7+ x-7 = 3x-21
Set them equal
36 = 3x-21
Add 21 to each side
36+21 = 3x-21+21
57 = 3x
Divide each side by 3
57/3 = 3x/3
19 =x
Answer:
if it sell 20 it sells30
Step-by-step explanation:
answer is 30%
Answer:
y+3 = 4(x+3)
Step-by-step explanation:
its this answer because to find point slope form you have to do y1 - y2 and in the coordinate provided, -3 is y so y- (-3) or y+3 hope this helped ^u^