9k-4=7k+15

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Solution for 9k-4=7k+15 equation: 



9k-4=7k+15

We move all terms to the left:

9k-4-(7k+15)=0

We get rid of parentheses

9k-7k-15-4=0

We add all the numbers together, and all the variables

2k-19=0

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

2k=19

k=19/2

k=9+1/2

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