Solve the following equation. 3(x – 7) – x = 2x

asked Oct 5, 2019 36.2k views

5 votes

Solve the following equation. 3(x – 7) – x = 2x – 21 1 point

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$3(x-7)-x=2x-21\ \ \ \ |\text{use distributive property}\\\\(3)(x)+(3)(-7)-x=2x-21\\\\3x-21-x=2x-21\ \ \ \ |+21\\\\3x-x=2x\\\\2x=2x$

Seth Paulson answered Oct 11, 2019

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