Question

Зх – 7y = -18
4x – 2y = -24

Answer 1

(-6,0)

Explanation:

3x - 7y = -18 -7y = -3x - 18

y = 3/7x + 18/7

4x - 2(3/7x + 18/7) = -24

4x - 6/7x - 36/7 = -24

22/7x = -132/7

x = -6

3(-6) - 7y = -18

-18 - 7y = -18

-7y = 0

y = 0