10y*20x=420

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Solution for 10y*20x=420 equation: 


Simplifying
10y * 20x = 420

Reorder the terms for easier multiplication:
10 * 20y * x = 420

Multiply 10 * 20
200y * x = 420

Multiply y * x
200xy = 420

Solving
200xy = 420

Solving for variable 'x'.

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

Divide each side by '200y'.
x = 2.1y-1

Simplifying
x = 2.1y-1

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