Question

Use substitution to solve the linear system of equations.

y = 4x
3x + 5y = -46

(-8, -2)
(8, -2)
(-2, 8)
(-2, -8)

Answer 1

(-2,-8)

Explanation:

y=4x

3x+5y=-46

3x+5(4x)=-46

3x+20x=-46

23x=-46

x=-2

y=4(-2)

y=-8