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

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



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

We move all terms to the left:

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



We calculate terms in parentheses: -(5(u-7)+3u), so:

5(u-7)+3u

We add all the numbers together, and all the variables

3u+5(u-7)

We multiply parentheses

3u+5u-35

We add all the numbers together, and all the variables

8u-35

Back to the equation:

-(8u-35)



We get rid of parentheses

-8u+35-3=0

We add all the numbers together, and all the variables

-8u+32=0

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

-8u=-32

u=-32/-8

u=+4

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