-3(-5u+9)-9u=2(u-7)-3

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Solution for -3(-5u+9)-9u=2(u-7)-3 equation: 



-3(-5u+9)-9u=2(u-7)-3

We move all terms to the left:

-3(-5u+9)-9u-(2(u-7)-3)=0

We add all the numbers together, and all the variables

-9u-3(-5u+9)-(2(u-7)-3)=0

We multiply parentheses

-9u+15u-(2(u-7)-3)-27=0



We calculate terms in parentheses: -(2(u-7)-3), so:

2(u-7)-3

We multiply parentheses

2u-14-3

We add all the numbers together, and all the variables

2u-17

Back to the equation:

-(2u-17)



We add all the numbers together, and all the variables

6u-(2u-17)-27=0

We get rid of parentheses

6u-2u+17-27=0

We add all the numbers together, and all the variables

4u-10=0

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

4u=10

u=10/4

u=2+1/2

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