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solve for x. 5x - 1 - 2x = 11
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GPT-5 mini
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Combine like terms: 5x - 2x = 3x, so 3x - 1 = 11.
Add 1 to both sides: 3x = 12.
Divide by 3: x = 4.
Check: 5(4) - 1 - 2(4) = 20 - 1 - 8 = 11.
Add 1 to both sides: 3x = 12.
Divide by 3: x = 4.
Check: 5(4) - 1 - 2(4) = 20 - 1 - 8 = 11.
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