-3(5u-7)+3u=6(u+6)

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Solution for -3(5u-7)+3u=6(u+6) equation: 



-3(5u-7)+3u=6(u+6)

We move all terms to the left:

-3(5u-7)+3u-(6(u+6))=0

We add all the numbers together, and all the variables

3u-3(5u-7)-(6(u+6))=0

We multiply parentheses

3u-15u-(6(u+6))+21=0



We calculate terms in parentheses: -(6(u+6)), so:

6(u+6)

We multiply parentheses

6u+36

Back to the equation:

-(6u+36)



We add all the numbers together, and all the variables

-12u-(6u+36)+21=0

We get rid of parentheses

-12u-6u-36+21=0

We add all the numbers together, and all the variables

-18u-15=0

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

-18u=15

u=15/-18

u=-5/6

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