23*21=x

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Solution for 23*21=x equation:


Simplifying
23 * 21 = x

Multiply 23 * 21
483 = x

Solving
483 = 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.
483 + -1x = x + -1x

Combine like terms: x + -1x = 0
483 + -1x = 0

Add '-483' to each side of the equation.
483 + -483 + -1x = 0 + -483

Combine like terms: 483 + -483 = 0
0 + -1x = 0 + -483
-1x = 0 + -483

Combine like terms: 0 + -483 = -483
-1x = -483

Divide each side by '-1'.
x = 483

Simplifying
x = 483

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