10u+7=8(2u-9)-9

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Solution for 10u+7=8(2u-9)-9 equation: 



10u+7=8(2u-9)-9

We move all terms to the left:

10u+7-(8(2u-9)-9)=0



We calculate terms in parentheses: -(8(2u-9)-9), so:

8(2u-9)-9

We multiply parentheses

16u-72-9

We add all the numbers together, and all the variables

16u-81

Back to the equation:

-(16u-81)



We get rid of parentheses

10u-16u+81+7=0

We add all the numbers together, and all the variables

-6u+88=0

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

-6u=-88

u=-88/-6

u=14+2/3

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