-12=7k-5-8k

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Solution for -12=7k-5-8k equation: 



-12=7k-5-8k

We move all terms to the left:

-12-(7k-5-8k)=0

We add all the numbers together, and all the variables

-(-1k-5)-12=0

We get rid of parentheses

1k+5-12=0

We add all the numbers together, and all the variables

k-7=0

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

k=7

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