8-9u=-12-10u

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Solution for 8-9u=-12-10u equation:



8-9u=-12-10u
We move all terms to the left:
8-9u-(-12-10u)=0
We add all the numbers together, and all the variables
-9u-(-10u-12)+8=0
We get rid of parentheses
-9u+10u+12+8=0
We add all the numbers together, and all the variables
u+20=0
We move all terms containing u to the left, all other terms to the right
u=-20

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