-3(8u+9)-4u=2(u-9)-7

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Solution for -3(8u+9)-4u=2(u-9)-7 equation: 



-3(8u+9)-4u=2(u-9)-7

We move all terms to the left:

-3(8u+9)-4u-(2(u-9)-7)=0

We add all the numbers together, and all the variables

-4u-3(8u+9)-(2(u-9)-7)=0

We multiply parentheses

-4u-24u-(2(u-9)-7)-27=0



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

2(u-9)-7

We multiply parentheses

2u-18-7

We add all the numbers together, and all the variables

2u-25

Back to the equation:

-(2u-25)



We add all the numbers together, and all the variables

-28u-(2u-25)-27=0

We get rid of parentheses

-28u-2u+25-27=0

We add all the numbers together, and all the variables

-30u-2=0

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

-30u=2

u=2/-30

u=-1/15

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