7x+2x+15=85

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Solution for 7x+2x+15=85 equation: 



7x+2x+15=85

We move all terms to the left:

7x+2x+15-(85)=0

We add all the numbers together, and all the variables

9x-70=0

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

9x=70

x=70/9

x=7+7/9

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