5u+9=17u-4u=81

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Solution for 5u+9=17u-4u=81 equation: 



5u+9=17u-4u=81

We move all terms to the left:

5u+9-(17u-4u)=0

We add all the numbers together, and all the variables

5u-(+13u)+9=0

We get rid of parentheses

5u-13u+9=0

We add all the numbers together, and all the variables

-8u+9=0

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

-8u=-9

u=-9/-8

u=1+1/8

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