123*256=x

Solution for 123*256=x equation:

Simplifying
123 * 256 = x

Multiply 123 * 256
31488 = x

Solving
31488 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
31488 + -1x = x + -1x

Combine like terms: x + -1x = 0
31488 + -1x = 0

Add '-31488' to each side of the equation.
31488 + -31488 + -1x = 0 + -31488

Combine like terms: 31488 + -31488 = 0
0 + -1x = 0 + -31488
-1x = 0 + -31488

Combine like terms: 0 + -31488 = -31488
-1x = -31488

Divide each side by '-1'.
x = 31488

Simplifying
x = 31488