-24.75*-9=a

Solution for -24.75*-9=a equation:

Simplifying
-24.75 * -9 = a

Multiply -24.75 * -9
222.75 = a

Solving
222.75 = 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.
222.75 + -1a = a + -1a

Combine like terms: a + -1a = 0
222.75 + -1a = 0

Add '-222.75' to each side of the equation.
222.75 + -222.75 + -1a = 0 + -222.75

Combine like terms: 222.75 + -222.75 = 0.00
0.00 + -1a = 0 + -222.75
-1a = 0 + -222.75

Combine like terms: 0 + -222.75 = -222.75
-1a = -222.75

Divide each side by '-1'.
a = 222.75

Simplifying
a = 222.75