Question

Alysa is solving the question below

y=3x-12
y=-2x+8
what step should she do first when using the substitution method
A. add 8+-12
B. write 3x-12=-2x+8
C. move the x terms to the left side of the equal sign
D. add y+y

Answer 1

Explanation:

Since y=y for a solution to the system of equations she should just solve

3x-12=-2x+8