7(u+3)=-4u-12

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Solution for 7(u+3)=-4u-12 equation: 



7(u+3)=-4u-12

We move all terms to the left:

7(u+3)-(-4u-12)=0

We multiply parentheses

7u-(-4u-12)+21=0

We get rid of parentheses

7u+4u+12+21=0

We add all the numbers together, and all the variables

11u+33=0

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

11u=-33

u=-33/11

u=-3

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