81X*(-5X)=

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Solution for 81X*(-5X)= equation: 


Simplifying
81X(-5X) = 0

Remove parenthesis around (-5X)
81X * -5X = 0

Reorder the terms for easier multiplication:
81 * -5X * X = 0

Multiply 81 * -5
-405X * X = 0

Multiply X * X
-405X2 = 0

Solving
-405X2 = 0

Solving for variable 'X'.

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

Divide each side by '-405'.
X2 = 0

Simplifying
X2 = 0

Take the square root of each side:
X = {0}

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