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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

9u-14u-(7(u+4))+14=0



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

7(u+4)

We multiply parentheses

7u+28

Back to the equation:

-(7u+28)



We add all the numbers together, and all the variables

-5u-(7u+28)+14=0

We get rid of parentheses

-5u-7u-28+14=0

We add all the numbers together, and all the variables

-12u-14=0

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

-12u=14

u=14/-12

u=-1+1/6

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