3x*5x=100

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Solution for 3x*5x=100 equation: 


Simplifying
3x * 5x = 100

Reorder the terms for easier multiplication:
3 * 5x * x = 100

Multiply 3 * 5
15x * x = 100

Multiply x * x
15x2 = 100

Solving
15x2 = 100

Solving for variable 'x'.

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

Divide each side by '15'.
x2 = 6.666666667

Simplifying
x2 = 6.666666667

Take the square root of each side:
x = {-2.581988898, 2.581988898}

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