10=10(k-9)

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Solution for 10=10(k-9) equation:


Simplifying
10 = 10(k + -9)

Reorder the terms:
10 = 10(-9 + k)
10 = (-9 * 10 + k * 10)
10 = (-90 + 10k)

Solving
10 = -90 + 10k

Solving for variable 'k'.

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

Add '-10k' to each side of the equation.
10 + -10k = -90 + 10k + -10k

Combine like terms: 10k + -10k = 0
10 + -10k = -90 + 0
10 + -10k = -90

Add '-10' to each side of the equation.
10 + -10 + -10k = -90 + -10

Combine like terms: 10 + -10 = 0
0 + -10k = -90 + -10
-10k = -90 + -10

Combine like terms: -90 + -10 = -100
-10k = -100

Divide each side by '-10'.
k = 10

Simplifying
k = 10

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