7-5u=-28

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Solution for 7-5u=-28 equation: 



7-5u=-28

We move all terms to the left:

7-5u-(-28)=0

We add all the numbers together, and all the variables

-5u+35=0

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

-5u=-35

u=-35/-5

u=+7

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