2x*5x=138

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Solution for 2x*5x=138 equation: 


Simplifying
2x * 5x = 138

Reorder the terms for easier multiplication:
2 * 5x * x = 138

Multiply 2 * 5
10x * x = 138

Multiply x * x
10x2 = 138

Solving
10x2 = 138

Solving for variable 'x'.

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

Divide each side by '10'.
x2 = 13.8

Simplifying
x2 = 13.8

Take the square root of each side:
x = {-3.714835124, 3.714835124}

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