7x+85=2x-5-4x

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Solution for 7x+85=2x-5-4x equation: 



7x+85=2x-5-4x

We move all terms to the left:

7x+85-(2x-5-4x)=0

We add all the numbers together, and all the variables

7x-(-2x-5)+85=0

We get rid of parentheses

7x+2x+5+85=0

We add all the numbers together, and all the variables

9x+90=0

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

9x=-90

x=-90/9

x=-10

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