20k+18=30k-12

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Solution for 20k+18=30k-12 equation:


Simplifying
20k + 18 = 30k + -12

Reorder the terms:
18 + 20k = 30k + -12

Reorder the terms:
18 + 20k = -12 + 30k

Solving
18 + 20k = -12 + 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.
18 + 20k + -30k = -12 + 30k + -30k

Combine like terms: 20k + -30k = -10k
18 + -10k = -12 + 30k + -30k

Combine like terms: 30k + -30k = 0
18 + -10k = -12 + 0
18 + -10k = -12

Add '-18' to each side of the equation.
18 + -18 + -10k = -12 + -18

Combine like terms: 18 + -18 = 0
0 + -10k = -12 + -18
-10k = -12 + -18

Combine like terms: -12 + -18 = -30
-10k = -30

Divide each side by '-10'.
k = 3

Simplifying
k = 3

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