12+k*8=84

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Solution for 12+k*8=84 equation: 


Simplifying
12 + k * 8 = 84

Reorder the terms for easier multiplication:
12 + 8k = 84

Solving
12 + 8k = 84

Solving for variable 'k'.

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

Add '-12' to each side of the equation.
12 + -12 + 8k = 84 + -12

Combine like terms: 12 + -12 = 0
0 + 8k = 84 + -12
8k = 84 + -12

Combine like terms: 84 + -12 = 72
8k = 72

Divide each side by '8'.
k = 9

Simplifying
k = 9

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