-10(k-10)=20

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Solution for -10(k-10)=20 equation:


Simplifying
-10(k + -10) = 20

Reorder the terms:
-10(-10 + k) = 20
(-10 * -10 + k * -10) = 20
(100 + -10k) = 20

Solving
100 + -10k = 20

Solving for variable 'k'.

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

Add '-100' to each side of the equation.
100 + -100 + -10k = 20 + -100

Combine like terms: 100 + -100 = 0
0 + -10k = 20 + -100
-10k = 20 + -100

Combine like terms: 20 + -100 = -80
-10k = -80

Divide each side by '-10'.
k = 8

Simplifying
k = 8

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