5(u+1)-7=3(u-1)=2u

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Solution for 5(u+1)-7=3(u-1)=2u equation: 



5(u+1)-7=3(u-1)=2u

We move all terms to the left:

5(u+1)-7-(3(u-1))=0

We multiply parentheses

5u-(3(u-1))+5-7=0



We calculate terms in parentheses: -(3(u-1)), so:

3(u-1)

We multiply parentheses

3u-3

Back to the equation:

-(3u-3)



We add all the numbers together, and all the variables

5u-(3u-3)-2=0

We get rid of parentheses

5u-3u+3-2=0

We add all the numbers together, and all the variables

2u+1=0

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

2u=-1

u=-1/2

u=-1/2

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