9u+28=4(u-3)

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Solution for 9u+28=4(u-3) equation: 



9u+28=4(u-3)

We move all terms to the left:

9u+28-(4(u-3))=0



We calculate terms in parentheses: -(4(u-3)), so:

4(u-3)

We multiply parentheses

4u-12

Back to the equation:

-(4u-12)



We get rid of parentheses

9u-4u+12+28=0

We add all the numbers together, and all the variables

5u+40=0

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

5u=-40

u=-40/5

u=-8

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