2-9k=7-8k

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Solution for 2-9k=7-8k equation: 



2-9k=7-8k

We move all terms to the left:

2-9k-(7-8k)=0

We add all the numbers together, and all the variables

-9k-(-8k+7)+2=0

We get rid of parentheses

-9k+8k-7+2=0

We add all the numbers together, and all the variables

-1k-5=0

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

-k=5

k=5/-1

k=-5

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