(7u+1)-(5-2u)=8

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Solution for (7u+1)-(5-2u)=8 equation: 



(7u+1)-(5-2u)=8

We move all terms to the left:

(7u+1)-(5-2u)-(8)=0

We add all the numbers together, and all the variables

(7u+1)-(-2u+5)-8=0

We get rid of parentheses

7u+2u+1-5-8=0

We add all the numbers together, and all the variables

9u-12=0

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

9u=12

u=12/9

u=1+1/3

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