-3(5u-5)+8u=3(u+7)

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Solution for -3(5u-5)+8u=3(u+7) equation: 



-3(5u-5)+8u=3(u+7)

We move all terms to the left:

-3(5u-5)+8u-(3(u+7))=0

We add all the numbers together, and all the variables

8u-3(5u-5)-(3(u+7))=0

We multiply parentheses

8u-15u-(3(u+7))+15=0



We calculate terms in parentheses: -(3(u+7)), so:

3(u+7)

We multiply parentheses

3u+21

Back to the equation:

-(3u+21)



We add all the numbers together, and all the variables

-7u-(3u+21)+15=0

We get rid of parentheses

-7u-3u-21+15=0

We add all the numbers together, and all the variables

-10u-6=0

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

-10u=6

u=6/-10

u=-3/5

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