3=-2k+-9

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Solution for 3=-2k+-9 equation: 



3=-2k+-9

We move all terms to the left:

3-(-2k+-9)=0

We add all the numbers together, and all the variables

-(-2k-9)+3=0

We get rid of parentheses

2k+9+3=0

We add all the numbers together, and all the variables

2k+12=0

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

2k=-12

k=-12/2

k=-6

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