10u+7=8(2u-4-9)

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Solution for 10u+7=8(2u-4-9) equation: 



10u+7=8(2u-4-9)

We move all terms to the left:

10u+7-(8(2u-4-9))=0

We add all the numbers together, and all the variables

10u-(8(2u-13))+7=0



We calculate terms in parentheses: -(8(2u-13)), so:

8(2u-13)

We multiply parentheses

16u-104

Back to the equation:

-(16u-104)



We get rid of parentheses

10u-16u+104+7=0

We add all the numbers together, and all the variables

-6u+111=0

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

-6u=-111

u=-111/-6

u=18+1/2

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