3x+8=-4x+85

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Solution for 3x+8=-4x+85 equation: 



3x+8=-4x+85

We move all terms to the left:

3x+8-(-4x+85)=0

We get rid of parentheses

3x+4x-85+8=0

We add all the numbers together, and all the variables

7x-77=0

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

7x=77

x=77/7

x=11

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