Question

2) 7x – 5 y = -2
y = 7x – 22

Answer 1

(4, 6).

Explanation:

7x – 5y = -2

y = 7x – 22

-7x + y = -22 Adding this to equation 1:

-4y = -24

y = 6.

Plug this into the second equation:

6 = 7x - 22

7x = 28

x = 4.