-7u+3(u-7)=-5

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Solution for -7u+3(u-7)=-5 equation: 



-7u+3(u-7)=-5

We move all terms to the left:

-7u+3(u-7)-(-5)=0

We add all the numbers together, and all the variables

-7u+3(u-7)+5=0

We multiply parentheses

-7u+3u-21+5=0

We add all the numbers together, and all the variables

-4u-16=0

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

-4u=16

u=16/-4

u=-4

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