-9+4x=-3x+75

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Solution for -9+4x=-3x+75 equation: 



-9+4x=-3x+75

We move all terms to the left:

-9+4x-(-3x+75)=0

We get rid of parentheses

4x+3x-75-9=0

We add all the numbers together, and all the variables

7x-84=0

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

7x=84

x=84/7

x=12

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