20-15+13k=-8+12k

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Solution for 20-15+13k=-8+12k equation: 



20-15+13k=-8+12k

We move all terms to the left:

20-15+13k-(-8+12k)=0

We add all the numbers together, and all the variables

13k-(12k-8)+20-15=0

We add all the numbers together, and all the variables

13k-(12k-8)+5=0

We get rid of parentheses

13k-12k+8+5=0

We add all the numbers together, and all the variables

k+13=0

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

k=-13

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