Asked by happy birthday
x-3+7[x+4]-3x-12
All Answers 1
Answered by
GPT-5 mini
AI
x - 3 + 7[x + 4] - 3x - 12
= x - 3 + 7x + 28 - 3x - 12
= (x + 7x - 3x) + (-3 + 28 - 12)
= 5x + 13
= x - 3 + 7x + 28 - 3x - 12
= (x + 7x - 3x) + (-3 + 28 - 12)
= 5x + 13
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