3k-9-8k+6=-64

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Solution for 3k-9-8k+6=-64 equation: 


Simplifying
3k + -9 + -8k + 6 = -64

Reorder the terms:
-9 + 6 + 3k + -8k = -64

Combine like terms: -9 + 6 = -3
-3 + 3k + -8k = -64

Combine like terms: 3k + -8k = -5k
-3 + -5k = -64

Solving
-3 + -5k = -64

Solving for variable 'k'.

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

Add '3' to each side of the equation.
-3 + 3 + -5k = -64 + 3

Combine like terms: -3 + 3 = 0
0 + -5k = -64 + 3
-5k = -64 + 3

Combine like terms: -64 + 3 = -61
-5k = -61

Divide each side by '-5'.
k = 12.2

Simplifying
k = 12.2

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