-20=k+15-8k

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


Simplifying
-20 = k + 15 + -8k

Reorder the terms:
-20 = 15 + k + -8k

Combine like terms: k + -8k = -7k
-20 = 15 + -7k

Solving
-20 = 15 + -7k

Solving for variable 'k'.

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

Add '7k' to each side of the equation.
-20 + 7k = 15 + -7k + 7k

Combine like terms: -7k + 7k = 0
-20 + 7k = 15 + 0
-20 + 7k = 15

Add '20' to each side of the equation.
-20 + 20 + 7k = 15 + 20

Combine like terms: -20 + 20 = 0
0 + 7k = 15 + 20
7k = 15 + 20

Combine like terms: 15 + 20 = 35
7k = 35

Divide each side by '7'.
k = 5

Simplifying
k = 5

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