-21x+15=-5+7

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Solution for -21x+15=-5+7 equation: 



-21x+15=-5+7

We move all terms to the left:

-21x+15-(-5+7)=0

We add all the numbers together, and all the variables

-21x+15-2=0

We add all the numbers together, and all the variables

-21x+13=0

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

-21x=-13

x=-13/-21

x=13/21

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