3k-20=k-4

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Solution for 3k-20=k-4 equation:


Simplifying
3k + -20 = k + -4

Reorder the terms:
-20 + 3k = k + -4

Reorder the terms:
-20 + 3k = -4 + k

Solving
-20 + 3k = -4 + k

Solving for variable 'k'.

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

Add '-1k' to each side of the equation.
-20 + 3k + -1k = -4 + k + -1k

Combine like terms: 3k + -1k = 2k
-20 + 2k = -4 + k + -1k

Combine like terms: k + -1k = 0
-20 + 2k = -4 + 0
-20 + 2k = -4

Add '20' to each side of the equation.
-20 + 20 + 2k = -4 + 20

Combine like terms: -20 + 20 = 0
0 + 2k = -4 + 20
2k = -4 + 20

Combine like terms: -4 + 20 = 16
2k = 16

Divide each side by '2'.
k = 8

Simplifying
k = 8

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