3k+4k-9k=8

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Solution for 3k+4k-9k=8 equation: 



3k+4k-9k=8

We move all terms to the left:

3k+4k-9k-(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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