9-2u=-4u-8

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Solution for 9-2u=-4u-8 equation:



9-2u=-4u-8
We move all terms to the left:
9-2u-(-4u-8)=0
We get rid of parentheses
-2u+4u+8+9=0
We add all the numbers together, and all the variables
2u+17=0
We move all terms containing u to the left, all other terms to the right
2u=-17
u=-17/2
u=-8+1/2

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