-3(u+1)+7=4(u+1)-7

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Solution for -3(u+1)+7=4(u+1)-7 equation: 



-3(u+1)+7=4(u+1)-7

We move all terms to the left:

-3(u+1)+7-(4(u+1)-7)=0

We multiply parentheses

-3u-(4(u+1)-7)-3+7=0



We calculate terms in parentheses: -(4(u+1)-7), so:

4(u+1)-7

We multiply parentheses

4u+4-7

We add all the numbers together, and all the variables

4u-3

Back to the equation:

-(4u-3)



We add all the numbers together, and all the variables

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

We get rid of parentheses

-3u-4u+3+4=0

We add all the numbers together, and all the variables

-7u+7=0

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

-7u=-7

u=-7/-7

u=1

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