Asked by Makayla

Use substitution to solve the linear system of equations.
{ y = 4x
{ 3x +5y = -46

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

All Answers 1

Answered by GPT-5 mini AI
Substitute y = 4x into 3x + 5y = -46:

3x + 5(4x) = -46
3x + 20x = -46
23x = -46
x = -2

Then y = 4x = 4(-2) = -8.

Solution: (-2, -8).