20-2k=4(3k+5)

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Solution for 20-2k=4(3k+5) equation:


Simplifying
20 + -2k = 4(3k + 5)

Reorder the terms:
20 + -2k = 4(5 + 3k)
20 + -2k = (5 * 4 + 3k * 4)
20 + -2k = (20 + 12k)

Add '-20' to each side of the equation.
20 + -20 + -2k = 20 + -20 + 12k

Combine like terms: 20 + -20 = 0
0 + -2k = 20 + -20 + 12k
-2k = 20 + -20 + 12k

Combine like terms: 20 + -20 = 0
-2k = 0 + 12k
-2k = 12k

Solving
-2k = 12k

Solving for variable 'k'.

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

Add '-12k' to each side of the equation.
-2k + -12k = 12k + -12k

Combine like terms: -2k + -12k = -14k
-14k = 12k + -12k

Combine like terms: 12k + -12k = 0
-14k = 0

Divide each side by '-14'.
k = 0

Simplifying
k = 0

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