3(u+6)=-2(6u-7)+9u

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Solution for 3(u+6)=-2(6u-7)+9u equation: 



3(u+6)=-2(6u-7)+9u

We move all terms to the left:

3(u+6)-(-2(6u-7)+9u)=0

We multiply parentheses

3u-(-2(6u-7)+9u)+18=0



We calculate terms in parentheses: -(-2(6u-7)+9u), so:

-2(6u-7)+9u

We add all the numbers together, and all the variables

9u-2(6u-7)

We multiply parentheses

9u-12u+14

We add all the numbers together, and all the variables

-3u+14

Back to the equation:

-(-3u+14)



We get rid of parentheses

3u+3u-14+18=0

We add all the numbers together, and all the variables

6u+4=0

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

6u=-4

u=-4/6

u=-2/3

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