50k+80=40k+20

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Solution for 50k+80=40k+20 equation: 


Simplifying
50k + 80 = 40k + 20

Reorder the terms:
80 + 50k = 40k + 20

Reorder the terms:
80 + 50k = 20 + 40k

Solving
80 + 50k = 20 + 40k

Solving for variable 'k'.

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

Add '-40k' to each side of the equation.
80 + 50k + -40k = 20 + 40k + -40k

Combine like terms: 50k + -40k = 10k
80 + 10k = 20 + 40k + -40k

Combine like terms: 40k + -40k = 0
80 + 10k = 20 + 0
80 + 10k = 20

Add '-80' to each side of the equation.
80 + -80 + 10k = 20 + -80

Combine like terms: 80 + -80 = 0
0 + 10k = 20 + -80
10k = 20 + -80

Combine like terms: 20 + -80 = -60
10k = -60

Divide each side by '10'.
k = -6

Simplifying
k = -6

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