7k=-9+10k

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Solution for 7k=-9+10k equation: 



7k=-9+10k

We move all terms to the left:

7k-(-9+10k)=0

We add all the numbers together, and all the variables

7k-(10k-9)=0

We get rid of parentheses

7k-10k+9=0

We add all the numbers together, and all the variables

-3k+9=0

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

-3k=-9

k=-9/-3

k=+3

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