Question

Solve using substitution.
4x – 7y = -18
x = 6

Answer 1

Answer: y=6

Explanation:

4(6)-7y=-18

24-7y=-18 subtract 24 on both sides

-7y=-42 **then divide -7 on both sides**

and the answer is y=6

Answer 2

6

Explanation:

4(6) - 7y = -18

24 - 7y = -18

-7y= -42

y= 6