Question

In solving the following system by the substitution method, select the one

step which could occur.
6x + 3y = 33
x - y=1
A. 6(1 – y) = 33
B. 6(1 – y) + 3y = 33
C.6(1 + y) = 33
D.6(1+y) + 3y = 33

Answer 1

it should be letter C. I had my older sister check who is in 10th grade

Answer 2

d

Explanation:

you subsutute the answer x equalys for x