20-3k=-12+k+4k

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Solution for 20-3k=-12+k+4k equation: 



20-3k=-12+k+4k

We move all terms to the left:

20-3k-(-12+k+4k)=0

We add all the numbers together, and all the variables

-3k-(5k-12)+20=0

We get rid of parentheses

-3k-5k+12+20=0

We add all the numbers together, and all the variables

-8k+32=0

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

-8k=-32

k=-32/-8

k=+4

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