-k+8=-3k

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Solution for -k+8=-3k equation: 



-k+8=-3k

We move all terms to the left:

-k+8-(-3k)=0

We add all the numbers together, and all the variables

-1k-(-3k)+8=0

We get rid of parentheses

-1k+3k+8=0

We add all the numbers together, and all the variables

2k+8=0

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

2k=-8

k=-8/2

k=-4

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