-7k+20=-20-k-4k

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Solution for -7k+20=-20-k-4k equation:


Simplifying
-7k + 20 = -20 + -1k + -4k

Reorder the terms:
20 + -7k = -20 + -1k + -4k

Combine like terms: -1k + -4k = -5k
20 + -7k = -20 + -5k

Solving
20 + -7k = -20 + -5k

Solving for variable 'k'.

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

Add '5k' to each side of the equation.
20 + -7k + 5k = -20 + -5k + 5k

Combine like terms: -7k + 5k = -2k
20 + -2k = -20 + -5k + 5k

Combine like terms: -5k + 5k = 0
20 + -2k = -20 + 0
20 + -2k = -20

Add '-20' to each side of the equation.
20 + -20 + -2k = -20 + -20

Combine like terms: 20 + -20 = 0
0 + -2k = -20 + -20
-2k = -20 + -20

Combine like terms: -20 + -20 = -40
-2k = -40

Divide each side by '-2'.
k = 20

Simplifying
k = 20

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