-7u=-15

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Solution for -7u=-15 equation: 



-7u=-15

We move all terms to the left:

-7u-(-15)=0

We add all the numbers together, and all the variables

-7u+15=0

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

-7u=-15

u=-15/-7

u=2+1/7

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