(-6)(-17)=a

Solution for (-6)(-17)=a equation:

Simplifying
(-6)(-17) = a

Multiply -6 * -17
102 = a

Solving
102 = a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
102 + -1a = a + -1a

Combine like terms: a + -1a = 0
102 + -1a = 0

Add '-102' to each side of the equation.
102 + -102 + -1a = 0 + -102

Combine like terms: 102 + -102 = 0
0 + -1a = 0 + -102
-1a = 0 + -102

Combine like terms: 0 + -102 = -102
-1a = -102

Divide each side by '-1'.
a = 102

Simplifying
a = 102