15+8k=-(-8-7k)

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Solution for 15+8k=-(-8-7k) equation:



15+8k=-(-8-7k)
We move all terms to the left:
15+8k-(-(-8-7k))=0
We add all the numbers together, and all the variables
8k-(-(-7k-8))+15=0
We calculate terms in parentheses: -(-(-7k-8)), so:
-(-7k-8)
We get rid of parentheses
7k+8
Back to the equation:
-(7k+8)
We get rid of parentheses
8k-7k-8+15=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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