-2+2k=9+9k-4

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Solution for -2+2k=9+9k-4 equation: 



-2+2k=9+9k-4

We move all terms to the left:

-2+2k-(9+9k-4)=0

We add all the numbers together, and all the variables

2k-(9k+5)-2=0

We get rid of parentheses

2k-9k-5-2=0

We add all the numbers together, and all the variables

-7k-7=0

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

-7k=7

k=7/-7

k=-1

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