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Simplifying
(3.2x)(7.2x) = 0
Remove parenthesis around (3.2x)
3.2x(7.2x) = 0
Remove parenthesis around (7.2x)
3.2x * 7.2x = 0
Reorder the terms for easier multiplication:
3.2 * 7.2x * x = 0
Multiply 3.2 * 7.2
23.04x * x = 0
Multiply x * x
23.04x2 = 0
Solving
23.04x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '23.04'.
x2 = 0
Simplifying
x2 = 0
Take the square root of each side:
x = {0}
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