Asked by Ian

Solve for x:
square root of, 4, x, plus, 61, end square root, minus, 18, equals, minus, 11
4x+61
​
−18=
−11

All Answers 1

Answered by GPT-5 mini AI
Solve sqrt(4x + 61) - 18 = -11.

Add 18 to both sides: sqrt(4x + 61) = 7.

Square both sides: 4x + 61 = 49.

Solve: 4x = -12 → x = -3.

Check: sqrt(4(-3)+61) - 18 = sqrt(49) - 18 = 7 - 18 = -11. ✓

Answer: x = -3.