7(k+3)-7(3-2k)=-3k+5k

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Solution for 7(k+3)-7(3-2k)=-3k+5k equation:



7(k+3)-7(3-2k)=-3k+5k
We move all terms to the left:
7(k+3)-7(3-2k)-(-3k+5k)=0
We add all the numbers together, and all the variables
7(k+3)-7(-2k+3)-(+2k)=0
We multiply parentheses
7k+14k-(+2k)+21-21=0
We get rid of parentheses
7k+14k-2k+21-21=0
We add all the numbers together, and all the variables
19k=0
k=0/19
k=0

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