3x-7=15x-85

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Solution for 3x-7=15x-85 equation: 



3x-7=15x-85

We move all terms to the left:

3x-7-(15x-85)=0

We get rid of parentheses

3x-15x+85-7=0

We add all the numbers together, and all the variables

-12x+78=0

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

-12x=-78

x=-78/-12

x=6+1/2

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