7x-40=2x+130

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Solution for 7x-40=2x+130 equation: 



7x-40=2x+130

We move all terms to the left:

7x-40-(2x+130)=0

We get rid of parentheses

7x-2x-130-40=0

We add all the numbers together, and all the variables

5x-170=0

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

5x=170

x=170/5

x=34

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