-5k=-2k-21

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Solution for -5k=-2k-21 equation:



-5k=-2k-21
We move all terms to the left:
-5k-(-2k-21)=0
We get rid of parentheses
-5k+2k+21=0
We add all the numbers together, and all the variables
-3k+21=0
We move all terms containing k to the left, all other terms to the right
-3k=-21
k=-21/-3
k=+7

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