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How do I simplify and solve for x for 3x-7=2

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How do I simplify and solve for x for 3x-7=2

asked Aug 24, 2016 18.9k views

5 votes

How do I simplify and solve for x for 3x-7=2

Mathematics
high-school

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2 Answers

1 vote

$3x-7=2\\ 3x=9\\ x=3$

Narek Ghazaryan answered Aug 25, 2016

by Narek Ghazaryan

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4 votes

$3x-7=2\ \ \ \ \ \ \ \ |add\ 7\\\\3x=2+7\\\\3x=9\ \ \ \ \ \ \ |:3\\\\x=3\\$

DJayC answered Aug 28, 2016

by DJayC

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