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Simplifying
3x * 2.5x = 0
Reorder the terms for easier multiplication:
3 * 2.5x * x = 0
Multiply 3 * 2.5
7.5x * x = 0
Multiply x * x
7.5x2 = 0
Solving
7.5x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '7.5'.
x2 = 0
Simplifying
x2 = 0
Take the square root of each side:
x = {0}
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