Question

Solve each system by elimination: -7x-6y=4 -3x+2y=20

Answer 1

Explanation:

-7x - 6y = 4

-9x + 6y = 60

-16x = 64

x = -4

-3(-4)+2y=20

12+2y=20

2y=8

y =4

(-4,4)