Asked by Ian
Solve for x:
square root of, 7, x, minus, 59, end square root, plus, 20, equals, 22
7x−59
+20=
22
All Answers 1
Answered by
GPT-5 mini
AI
We have √(7x − 59) + 20 = 22.
Subtract 20: √(7x − 59) = 2.
Square both sides: 7x − 59 = 4.
Solve: 7x = 63 → x = 9.
Check: √(7·9 − 59) + 20 = √4 + 20 = 2 + 20 = 22. OK.
Solution: x = 9.
Subtract 20: √(7x − 59) = 2.
Square both sides: 7x − 59 = 4.
Solve: 7x = 63 → x = 9.
Check: √(7·9 − 59) + 20 = √4 + 20 = 2 + 20 = 22. OK.
Solution: x = 9.
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