7(u-1)-3=-4(-6u+7)-9u

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Solution for 7(u-1)-3=-4(-6u+7)-9u equation: 



7(u-1)-3=-4(-6u+7)-9u

We move all terms to the left:

7(u-1)-3-(-4(-6u+7)-9u)=0

We multiply parentheses

7u-(-4(-6u+7)-9u)-7-3=0



We calculate terms in parentheses: -(-4(-6u+7)-9u), so:

-4(-6u+7)-9u

We add all the numbers together, and all the variables

-9u-4(-6u+7)

We multiply parentheses

-9u+24u-28

We add all the numbers together, and all the variables

15u-28

Back to the equation:

-(15u-28)



We add all the numbers together, and all the variables

7u-(15u-28)-10=0

We get rid of parentheses

7u-15u+28-10=0

We add all the numbers together, and all the variables

-8u+18=0

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

-8u=-18

u=-18/-8

u=2+1/4

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