7k-2k-4k=20

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Solution for 7k-2k-4k=20 equation: 


Simplifying
7k + -2k + -4k = 20

Combine like terms: 7k + -2k = 5k
5k + -4k = 20

Combine like terms: 5k + -4k = 1k
1k = 20

Solving
1k = 20

Solving for variable 'k'.

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

Divide each side by '1'.
k = 20

Simplifying
k = 20

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