7k-8k=-15k

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Solution for 7k-8k=-15k equation: 


Simplifying
7k + -8k = -15k

Combine like terms: 7k + -8k = -1k
-1k = -15k

Solving
-1k = -15k

Solving for variable 'k'.

Move all terms containing k to the left, all other terms to the right.

Add '15k' to each side of the equation.
-1k + 15k = -15k + 15k

Combine like terms: -1k + 15k = 14k
14k = -15k + 15k

Combine like terms: -15k + 15k = 0
14k = 0

Divide each side by '14'.
k = 0

Simplifying
k = 0

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