2k-40=20

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Solution for 2k-40=20 equation: 


Simplifying
2k + -40 = 20

Reorder the terms:
-40 + 2k = 20

Solving
-40 + 2k = 20

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 = 20 + 40

Combine like terms: -40 + 40 = 0
0 + 2k = 20 + 40
2k = 20 + 40

Combine like terms: 20 + 40 = 60
2k = 60

Divide each side by '2'.
k = 30

Simplifying
k = 30

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