-7+10u=2u+9+10u

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Solution for -7+10u=2u+9+10u equation:



-7+10u=2u+9+10u
We move all terms to the left:
-7+10u-(2u+9+10u)=0
We add all the numbers together, and all the variables
10u-(12u+9)-7=0
We get rid of parentheses
10u-12u-9-7=0
We add all the numbers together, and all the variables
-2u-16=0
We move all terms containing u to the left, all other terms to the right
-2u=16
u=16/-2
u=-8

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