-13=2u-7

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Solution for -13=2u-7 equation:



-13=2u-7
We move all terms to the left:
-13-(2u-7)=0
We get rid of parentheses
-2u+7-13=0
We add all the numbers together, and all the variables
-2u-6=0
We move all terms containing u to the left, all other terms to the right
-2u=6
u=6/-2
u=-3

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