3+u-2=-7u+9

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Solution for 3+u-2=-7u+9 equation: 



3+u-2=-7u+9

We move all terms to the left:

3+u-2-(-7u+9)=0

We add all the numbers together, and all the variables

u-(-7u+9)+1=0

We get rid of parentheses

u+7u-9+1=0

We add all the numbers together, and all the variables

8u-8=0

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

8u=8

u=8/8

u=1

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