-7k=15+3

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Solution for -7k=15+3 equation: 



-7k=15+3

We move all terms to the left:

-7k-(15+3)=0

We add all the numbers together, and all the variables

-7k-18=0

We move all terms containing k to the left, all other terms to the right

-7k=18

k=18/-7

k=-2+4/7

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