-2(10-K)-(20)=8

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Solution for -2(10-K)-(20)=8 equation:


Simplifying
-2(10 + -1K) + -1(20) = 8
(10 * -2 + -1K * -2) + -1(20) = 8
(-20 + 2K) + -1(20) = 8

Multiply -1 * 20
-20 + 2K + -20 = 8

Reorder the terms:
-20 + -20 + 2K = 8

Combine like terms: -20 + -20 = -40
-40 + 2K = 8

Solving
-40 + 2K = 8

Solving for variable 'K'.

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

Add '40' to each side of the equation.
-40 + 40 + 2K = 8 + 40

Combine like terms: -40 + 40 = 0
0 + 2K = 8 + 40
2K = 8 + 40

Combine like terms: 8 + 40 = 48
2K = 48

Divide each side by '2'.
K = 24

Simplifying
K = 24

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