12k-10-k=3(2k+20)

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Solution for 12k-10-k=3(2k+20) equation:


Simplifying
12k + -10 + -1k = 3(2k + 20)

Reorder the terms:
-10 + 12k + -1k = 3(2k + 20)

Combine like terms: 12k + -1k = 11k
-10 + 11k = 3(2k + 20)

Reorder the terms:
-10 + 11k = 3(20 + 2k)
-10 + 11k = (20 * 3 + 2k * 3)
-10 + 11k = (60 + 6k)

Solving
-10 + 11k = 60 + 6k

Solving for variable 'k'.

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

Add '-6k' to each side of the equation.
-10 + 11k + -6k = 60 + 6k + -6k

Combine like terms: 11k + -6k = 5k
-10 + 5k = 60 + 6k + -6k

Combine like terms: 6k + -6k = 0
-10 + 5k = 60 + 0
-10 + 5k = 60

Add '10' to each side of the equation.
-10 + 10 + 5k = 60 + 10

Combine like terms: -10 + 10 = 0
0 + 5k = 60 + 10
5k = 60 + 10

Combine like terms: 60 + 10 = 70
5k = 70

Divide each side by '5'.
k = 14

Simplifying
k = 14

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