40k+90=30k+90

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Solution for 40k+90=30k+90 equation:


Simplifying
40k + 90 = 30k + 90

Reorder the terms:
90 + 40k = 30k + 90

Reorder the terms:
90 + 40k = 90 + 30k

Add '-90' to each side of the equation.
90 + -90 + 40k = 90 + -90 + 30k

Combine like terms: 90 + -90 = 0
0 + 40k = 90 + -90 + 30k
40k = 90 + -90 + 30k

Combine like terms: 90 + -90 = 0
40k = 0 + 30k
40k = 30k

Solving
40k = 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.
40k + -30k = 30k + -30k

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

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

Divide each side by '10'.
k = 0.0

Simplifying
k = 0.0

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