4=3u+2(u-3)

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Solution for 4=3u+2(u-3) equation: 



4=3u+2(u-3)

We move all terms to the left:

4-(3u+2(u-3))=0



We calculate terms in parentheses: -(3u+2(u-3)), so:

3u+2(u-3)

We multiply parentheses

3u+2u-6

We add all the numbers together, and all the variables

5u-6

Back to the equation:

-(5u-6)



We get rid of parentheses

-5u+6+4=0

We add all the numbers together, and all the variables

-5u+10=0

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

-5u=-10

u=-10/-5

u=+2

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