-13*-8=k

Solution for -13*-8=k equation:

Simplifying
-13 * -8 = k

Multiply -13 * -8
104 = k

Solving
104 = 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.
104 + -1k = k + -1k

Combine like terms: k + -1k = 0
104 + -1k = 0

Add '-104' to each side of the equation.
104 + -104 + -1k = 0 + -104

Combine like terms: 104 + -104 = 0
0 + -1k = 0 + -104
-1k = 0 + -104

Combine like terms: 0 + -104 = -104
-1k = -104

Divide each side by '-1'.
k = 104

Simplifying
k = 104