8(8-k)=72k

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Solution for 8(8-k)=72k equation:


Simplifying
8(8 + -1k) = 72k
(8 * 8 + -1k * 8) = 72k
(64 + -8k) = 72k

Solving
64 + -8k = 72k

Solving for variable 'k'.

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

Add '-72k' to each side of the equation.
64 + -8k + -72k = 72k + -72k

Combine like terms: -8k + -72k = -80k
64 + -80k = 72k + -72k

Combine like terms: 72k + -72k = 0
64 + -80k = 0

Add '-64' to each side of the equation.
64 + -64 + -80k = 0 + -64

Combine like terms: 64 + -64 = 0
0 + -80k = 0 + -64
-80k = 0 + -64

Combine like terms: 0 + -64 = -64
-80k = -64

Divide each side by '-80'.
k = 0.8

Simplifying
k = 0.8

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