(3x)(5x)=20

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Solution for (3x)(5x)=20 equation: 


Simplifying
(3x)(5x) = 20

Remove parenthesis around (3x)
3x(5x) = 20

Remove parenthesis around (5x)
3x * 5x = 20

Reorder the terms for easier multiplication:
3 * 5x * x = 20

Multiply 3 * 5
15x * x = 20

Multiply x * x
15x2 = 20

Solving
15x2 = 20

Solving for variable 'x'.

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

Divide each side by '15'.
x2 = 1.333333333

Simplifying
x2 = 1.333333333

Take the square root of each side:
x = {-1.154700538, 1.154700538}

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