7(8-u)=-2u-4

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Solution for 7(8-u)=-2u-4 equation: 



7(8-u)=-2u-4

We move all terms to the left:

7(8-u)-(-2u-4)=0

We add all the numbers together, and all the variables

7(-1u+8)-(-2u-4)=0

We multiply parentheses

-7u-(-2u-4)+56=0

We get rid of parentheses

-7u+2u+4+56=0

We add all the numbers together, and all the variables

-5u+60=0

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

-5u=-60

u=-60/-5

u=+12

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