-12=8+9k-5k

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Solution for -12=8+9k-5k equation:


Simplifying
-12 = 8 + 9k + -5k

Combine like terms: 9k + -5k = 4k
-12 = 8 + 4k

Solving
-12 = 8 + 4k

Solving for variable 'k'.

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

Add '-4k' to each side of the equation.
-12 + -4k = 8 + 4k + -4k

Combine like terms: 4k + -4k = 0
-12 + -4k = 8 + 0
-12 + -4k = 8

Add '12' to each side of the equation.
-12 + 12 + -4k = 8 + 12

Combine like terms: -12 + 12 = 0
0 + -4k = 8 + 12
-4k = 8 + 12

Combine like terms: 8 + 12 = 20
-4k = 20

Divide each side by '-4'.
k = -5

Simplifying
k = -5

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