3(u-3)=4(u-3)

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



3(u-3)=4(u-3)

We move all terms to the left:

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

We multiply parentheses

3u-(4(u-3))-9=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

3u-4u+12-9=0

We add all the numbers together, and all the variables

-1u+3=0

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

-u=-3

u=-3/-1

u=+3

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