5+2u=u-3

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Solution for 5+2u=u-3 equation: 



5+2u=u-3

We move all terms to the left:

5+2u-(u-3)=0

We get rid of parentheses

2u-u+3+5=0

We add all the numbers together, and all the variables

u+8=0

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

u=-8

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