-5+2u=7

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Solution for -5+2u=7 equation: 



-5+2u=7

We move all terms to the left:

-5+2u-(7)=0

We add all the numbers together, and all the variables

2u-12=0

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

2u=12

u=12/2

u=6

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