-3=k-18

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Solution for -3=k-18 equation:


Simplifying
-3 = k + -18

Reorder the terms:
-3 = -18 + k

Solving
-3 = -18 + k

Solving for variable 'k'.

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

Add '-1k' to each side of the equation.
-3 + -1k = -18 + k + -1k

Combine like terms: k + -1k = 0
-3 + -1k = -18 + 0
-3 + -1k = -18

Add '3' to each side of the equation.
-3 + 3 + -1k = -18 + 3

Combine like terms: -3 + 3 = 0
0 + -1k = -18 + 3
-1k = -18 + 3

Combine like terms: -18 + 3 = -15
-1k = -15

Divide each side by '-1'.
k = 15

Simplifying
k = 15

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