Question

What is the solution to the system of equations below?

Negative 4 x + 6 y = negative 18 and y = negative 2 x + 21

Answer 1

x=9, y=3

Explanation:

Answer 2

x=9, y=3

Explanation:

-4x+6y=-18

y=-2x+21

-4x+6(-2x+21)=-18

-4x-12x+126=-18

144=16x

x=9

y=-2x+21

y=-18+21

y=3