8(k-9)=40

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Solution for 8(k-9)=40 equation: 


Simplifying
8(k + -9) = 40

Reorder the terms:
8(-9 + k) = 40
(-9 * 8 + k * 8) = 40
(-72 + 8k) = 40

Solving
-72 + 8k = 40

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 = 40 + 72

Combine like terms: -72 + 72 = 0
0 + 8k = 40 + 72
8k = 40 + 72

Combine like terms: 40 + 72 = 112
8k = 112

Divide each side by '8'.
k = 14

Simplifying
k = 14

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