-3(-9u+8)-7u=2(u-9)-3

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Solution for -3(-9u+8)-7u=2(u-9)-3 equation: 



-3(-9u+8)-7u=2(u-9)-3

We move all terms to the left:

-3(-9u+8)-7u-(2(u-9)-3)=0

We add all the numbers together, and all the variables

-7u-3(-9u+8)-(2(u-9)-3)=0

We multiply parentheses

-7u+27u-(2(u-9)-3)-24=0



We calculate terms in parentheses: -(2(u-9)-3), so:

2(u-9)-3

We multiply parentheses

2u-18-3

We add all the numbers together, and all the variables

2u-21

Back to the equation:

-(2u-21)



We add all the numbers together, and all the variables

20u-(2u-21)-24=0

We get rid of parentheses

20u-2u+21-24=0

We add all the numbers together, and all the variables

18u-3=0

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

18u=3

u=3/18

u=1/6

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