20=2+8k+k

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Solution for 20=2+8k+k equation:


Simplifying
20 = 2 + 8k + k

Combine like terms: 8k + k = 9k
20 = 2 + 9k

Solving
20 = 2 + 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.
20 + -9k = 2 + 9k + -9k

Combine like terms: 9k + -9k = 0
20 + -9k = 2 + 0
20 + -9k = 2

Add '-20' to each side of the equation.
20 + -20 + -9k = 2 + -20

Combine like terms: 20 + -20 = 0
0 + -9k = 2 + -20
-9k = 2 + -20

Combine like terms: 2 + -20 = -18
-9k = -18

Divide each side by '-9'.
k = 2

Simplifying
k = 2

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