9u+28=7(u+2)

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Solution for 9u+28=7(u+2) equation: 



9u+28=7(u+2)

We move all terms to the left:

9u+28-(7(u+2))=0



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

7(u+2)

We multiply parentheses

7u+14

Back to the equation:

-(7u+14)



We get rid of parentheses

9u-7u-14+28=0

We add all the numbers together, and all the variables

2u+14=0

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

2u=-14

u=-14/2

u=-7

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