40k+60=30k+100

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Solution for 40k+60=30k+100 equation:


Simplifying
40k + 60 = 30k + 100

Reorder the terms:
60 + 40k = 30k + 100

Reorder the terms:
60 + 40k = 100 + 30k

Solving
60 + 40k = 100 + 30k

Solving for variable 'k'.

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

Add '-30k' to each side of the equation.
60 + 40k + -30k = 100 + 30k + -30k

Combine like terms: 40k + -30k = 10k
60 + 10k = 100 + 30k + -30k

Combine like terms: 30k + -30k = 0
60 + 10k = 100 + 0
60 + 10k = 100

Add '-60' to each side of the equation.
60 + -60 + 10k = 100 + -60

Combine like terms: 60 + -60 = 0
0 + 10k = 100 + -60
10k = 100 + -60

Combine like terms: 100 + -60 = 40
10k = 40

Divide each side by '10'.
k = 4

Simplifying
k = 4

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