-9=-4-5k

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Solution for -9=-4-5k equation: 



-9=-4-5k

We move all terms to the left:

-9-(-4-5k)=0

We add all the numbers together, and all the variables

-(-5k-4)-9=0

We get rid of parentheses

5k+4-9=0

We add all the numbers together, and all the variables

5k-5=0

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

5k=5

k=5/5

k=1

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