20k+70=10k+100

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Solution for 20k+70=10k+100 equation:


Simplifying
20k + 70 = 10k + 100

Reorder the terms:
70 + 20k = 10k + 100

Reorder the terms:
70 + 20k = 100 + 10k

Solving
70 + 20k = 100 + 10k

Solving for variable 'k'.

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

Add '-10k' to each side of the equation.
70 + 20k + -10k = 100 + 10k + -10k

Combine like terms: 20k + -10k = 10k
70 + 10k = 100 + 10k + -10k

Combine like terms: 10k + -10k = 0
70 + 10k = 100 + 0
70 + 10k = 100

Add '-70' to each side of the equation.
70 + -70 + 10k = 100 + -70

Combine like terms: 70 + -70 = 0
0 + 10k = 100 + -70
10k = 100 + -70

Combine like terms: 100 + -70 = 30
10k = 30

Divide each side by '10'.
k = 3

Simplifying
k = 3

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