-12=5u-7

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Solution for -12=5u-7 equation: 



-12=5u-7

We move all terms to the left:

-12-(5u-7)=0

We get rid of parentheses

-5u+7-12=0

We add all the numbers together, and all the variables

-5u-5=0

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

-5u=5

u=5/-5

u=-1

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