18+31=-20k

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Solution for 18+31=-20k equation:


Simplifying
18 + 31 = -20k

Combine like terms: 18 + 31 = 49
49 = -20k

Solving
49 = -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.
49 + 20k = -20k + 20k

Combine like terms: -20k + 20k = 0
49 + 20k = 0

Add '-49' to each side of the equation.
49 + -49 + 20k = 0 + -49

Combine like terms: 49 + -49 = 0
0 + 20k = 0 + -49
20k = 0 + -49

Combine like terms: 0 + -49 = -49
20k = -49

Divide each side by '20'.
k = -2.45

Simplifying
k = -2.45

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