15-(-4)=k

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Solution for 15-(-4)=k equation:


Simplifying
15 + -1(-4) = k

Multiply -1 * -4
15 + 4 = k

Combine like terms: 15 + 4 = 19
19 = k

Solving
19 = 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.
19 + -1k = k + -1k

Combine like terms: k + -1k = 0
19 + -1k = 0

Add '-19' to each side of the equation.
19 + -19 + -1k = 0 + -19

Combine like terms: 19 + -19 = 0
0 + -1k = 0 + -19
-1k = 0 + -19

Combine like terms: 0 + -19 = -19
-1k = -19

Divide each side by '-1'.
k = 19

Simplifying
k = 19

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