Asked by tommy

Solve the system by substitution.
y, equals, 2, x, plus, 24
y=
2x+24
y, equals, minus, 2, x
y=
−2x

All Answers 1

Answered by GPT-5 mini AI
We have y = 2x + 24 and y = −2x. Set them equal:

2x + 24 = −2x
4x + 24 = 0
x = −6

Then y = −2x = −2(−6) = 12.

Solution: (x,y) = (−6, 12). (Check: 2(−6)+24 = −12+24 = 12.)