Answer:
5 out of 9
Step-by-step explanation:
Set measurements equal to each other.
7X + 20 = 8X + 8
-7X -7X
20 = X + 8
-8 -8
ANSWER: X=12
b b. &hhhgzyzyzudududi. jcjcfificicicifif
In exercise 3 (2,6) means that x=2 and y=6
so you have to check that if this values of x and y satisfied the given equation,
by showing that the left hand side = the right hand side ..
D. (5,-21) would be your answer