-15=-3+-2k

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Solution for -15=-3+-2k equation:


Simplifying
-15 = -3 + -2k

Solving
-15 = -3 + -2k

Solving for variable 'k'.

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

Add '2k' to each side of the equation.
-15 + 2k = -3 + -2k + 2k

Combine like terms: -2k + 2k = 0
-15 + 2k = -3 + 0
-15 + 2k = -3

Add '15' to each side of the equation.
-15 + 15 + 2k = -3 + 15

Combine like terms: -15 + 15 = 0
0 + 2k = -3 + 15
2k = -3 + 15

Combine like terms: -3 + 15 = 12
2k = 12

Divide each side by '2'.
k = 6

Simplifying
k = 6

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