30k+70=20k+110

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Solution for 30k+70=20k+110 equation:


Simplifying
30k + 70 = 20k + 110

Reorder the terms:
70 + 30k = 20k + 110

Reorder the terms:
70 + 30k = 110 + 20k

Solving
70 + 30k = 110 + 20k

Solving for variable 'k'.

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

Add '-20k' to each side of the equation.
70 + 30k + -20k = 110 + 20k + -20k

Combine like terms: 30k + -20k = 10k
70 + 10k = 110 + 20k + -20k

Combine like terms: 20k + -20k = 0
70 + 10k = 110 + 0
70 + 10k = 110

Add '-70' to each side of the equation.
70 + -70 + 10k = 110 + -70

Combine like terms: 70 + -70 = 0
0 + 10k = 110 + -70
10k = 110 + -70

Combine like terms: 110 + -70 = 40
10k = 40

Divide each side by '10'.
k = 4

Simplifying
k = 4

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