7(u-2)+7u=-28

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Solution for 7(u-2)+7u=-28 equation: 



7(u-2)+7u=-28

We move all terms to the left:

7(u-2)+7u-(-28)=0

We add all the numbers together, and all the variables

7u+7(u-2)+28=0

We multiply parentheses

7u+7u-14+28=0

We add all the numbers together, and all the variables

14u+14=0

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

14u=-14

u=-14/14

u=-1

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