2u+4(u+7)=-20

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Solution for 2u+4(u+7)=-20 equation: 



2u+4(u+7)=-20

We move all terms to the left:

2u+4(u+7)-(-20)=0

We add all the numbers together, and all the variables

2u+4(u+7)+20=0

We multiply parentheses

2u+4u+28+20=0

We add all the numbers together, and all the variables

6u+48=0

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

6u=-48

u=-48/6

u=-8

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