5x+7x=2x-2

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



5x+7x=2x-2

We move all terms to the left:

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

We add all the numbers together, and all the variables

12x-(2x-2)=0

We get rid of parentheses

12x-2x+2=0

We add all the numbers together, and all the variables

10x+2=0

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

10x=-2

x=-2/10

x=-1/5

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