9x*9x=0

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Solution for 9x*9x=0 equation: 


Simplifying
9x * 9x = 0

Reorder the terms for easier multiplication:
9 * 9x * x = 0

Multiply 9 * 9
81x * x = 0

Multiply x * x
81x2 = 0

Solving
81x2 = 0

Solving for variable 'x'.

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

Divide each side by '81'.
x2 = 0

Simplifying
x2 = 0

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

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