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Simplifying
2x * 1.5x = 15
Reorder the terms for easier multiplication:
2 * 1.5x * x = 15
Multiply 2 * 1.5
3x * x = 15
Multiply x * x
3x2 = 15
Solving
3x2 = 15
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '3'.
x2 = 5
Simplifying
x2 = 5
Take the square root of each side:
x = {-2.236067978, 2.236067978}
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