1k=9(k-10)

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Solution for 1k=9(k-10) equation: 


Simplifying
1k = 9(k + -10)

Reorder the terms:
1k = 9(-10 + k)
1k = (-10 * 9 + k * 9)
1k = (-90 + 9k)

Solving
1k = -90 + 9k

Solving for variable 'k'.

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

Add '-9k' to each side of the equation.
1k + -9k = -90 + 9k + -9k

Combine like terms: 1k + -9k = -8k
-8k = -90 + 9k + -9k

Combine like terms: 9k + -9k = 0
-8k = -90 + 0
-8k = -90

Divide each side by '-8'.
k = 11.25

Simplifying
k = 11.25

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