89+78=u+89

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Solution for 89+78=u+89 equation: 



89+78=u+89

We move all terms to the left:

89+78-(u+89)=0

We add all the numbers together, and all the variables

-(u+89)+167=0

We get rid of parentheses

-u-89+167=0

We add all the numbers together, and all the variables

-1u+78=0

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

-u=-78

u=-78/-1

u=+78

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