0.4k+0.4k-0.02=4.02

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Solution for 0.4k+0.4k-0.02=4.02 equation: 


Simplifying
0.4k + 0.4k + -0.02 = 4.02

Reorder the terms:
-0.02 + 0.4k + 0.4k = 4.02

Combine like terms: 0.4k + 0.4k = 0.8k
-0.02 + 0.8k = 4.02

Solving
-0.02 + 0.8k = 4.02

Solving for variable 'k'.

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

Add '0.02' to each side of the equation.
-0.02 + 0.02 + 0.8k = 4.02 + 0.02

Combine like terms: -0.02 + 0.02 = 0.00
0.00 + 0.8k = 4.02 + 0.02
0.8k = 4.02 + 0.02

Combine like terms: 4.02 + 0.02 = 4.04
0.8k = 4.04

Divide each side by '0.8'.
k = 5.05

Simplifying
k = 5.05

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