-13=2x+15

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Solution for -13=2x+15 equation: 



-13=2x+15

We move all terms to the left:

-13-(2x+15)=0

We get rid of parentheses

-2x-15-13=0

We add all the numbers together, and all the variables

-2x-28=0

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

-2x=28

x=28/-2

x=-14

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