Simplify: -3(8 - x) + 31

Simplify the expression:
​ -3(8 - x) + 31

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-3(8 - x) + 31
= -3(8) - 3(-x) + 31 {used distributive property with -3}
= -24 + 3x + 31 {multiplied through}
= 3x + 7 {combined like terms}

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