-12=3-2k-k

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Solution for -12=3-2k-k equation:


Simplifying
-12 = 3 + -2k + -1k

Combine like terms: -2k + -1k = -3k
-12 = 3 + -3k

Solving
-12 = 3 + -3k

Solving for variable 'k'.

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

Add '3k' to each side of the equation.
-12 + 3k = 3 + -3k + 3k

Combine like terms: -3k + 3k = 0
-12 + 3k = 3 + 0
-12 + 3k = 3

Add '12' to each side of the equation.
-12 + 12 + 3k = 3 + 12

Combine like terms: -12 + 12 = 0
0 + 3k = 3 + 12
3k = 3 + 12

Combine like terms: 3 + 12 = 15
3k = 15

Divide each side by '3'.
k = 5

Simplifying
k = 5

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