3.14xr=7.85

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Solution for 3.14xr=7.85 equation: 


Simplifying
3.14xr = 7.85

Solving
3.14rx = 7.85

Solving for variable 'r'.

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

Divide each side by '3.14x'.
r = 2.5x-1

Simplifying
r = 2.5x-1

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