2x-78=-7x+66

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Solution for 2x-78=-7x+66 equation: 



2x-78=-7x+66

We move all terms to the left:

2x-78-(-7x+66)=0

We get rid of parentheses

2x+7x-66-78=0

We add all the numbers together, and all the variables

9x-144=0

We move all terms containing x to the left, all other terms to the right

9x=144

x=144/9

x=16

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