3+4x=-7x+135

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Solution for 3+4x=-7x+135 equation: 



3+4x=-7x+135

We move all terms to the left:

3+4x-(-7x+135)=0

We get rid of parentheses

4x+7x-135+3=0

We add all the numbers together, and all the variables

11x-132=0

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

11x=132

x=132/11

x=12

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