8(9+k)=84

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Solution for 8(9+k)=84 equation: 


Simplifying
8(9 + k) = 84
(9 * 8 + k * 8) = 84
(72 + 8k) = 84

Solving
72 + 8k = 84

Solving for variable 'k'.

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

Add '-72' to each side of the equation.
72 + -72 + 8k = 84 + -72

Combine like terms: 72 + -72 = 0
0 + 8k = 84 + -72
8k = 84 + -72

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

Divide each side by '8'.
k = 1.5

Simplifying
k = 1.5

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