7(u-8)=-42

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Solution for 7(u-8)=-42 equation: 



7(u-8)=-42

We move all terms to the left:

7(u-8)-(-42)=0

We add all the numbers together, and all the variables

7(u-8)+42=0

We multiply parentheses

7u-56+42=0

We add all the numbers together, and all the variables

7u-14=0

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

7u=14

u=14/7

u=2

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