8(k+9)=5(k-8)

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Solution for 8(k+9)=5(k-8) equation:


Simplifying
8(k + 9) = 5(k + -8)

Reorder the terms:
8(9 + k) = 5(k + -8)
(9 * 8 + k * 8) = 5(k + -8)
(72 + 8k) = 5(k + -8)

Reorder the terms:
72 + 8k = 5(-8 + k)
72 + 8k = (-8 * 5 + k * 5)
72 + 8k = (-40 + 5k)

Solving
72 + 8k = -40 + 5k

Solving for variable 'k'.

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

Add '-5k' to each side of the equation.
72 + 8k + -5k = -40 + 5k + -5k

Combine like terms: 8k + -5k = 3k
72 + 3k = -40 + 5k + -5k

Combine like terms: 5k + -5k = 0
72 + 3k = -40 + 0
72 + 3k = -40

Add '-72' to each side of the equation.
72 + -72 + 3k = -40 + -72

Combine like terms: 72 + -72 = 0
0 + 3k = -40 + -72
3k = -40 + -72

Combine like terms: -40 + -72 = -112
3k = -112

Divide each side by '3'.
k = -37.33333333

Simplifying
k = -37.33333333

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