3u+27=20u-15+7u

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Solution for 3u+27=20u-15+7u equation: 



3u+27=20u-15+7u

We move all terms to the left:

3u+27-(20u-15+7u)=0

We add all the numbers together, and all the variables

3u-(27u-15)+27=0

We get rid of parentheses

3u-27u+15+27=0

We add all the numbers together, and all the variables

-24u+42=0

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

-24u=-42

u=-42/-24

u=1+3/4

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