22=(2)(3.14)r

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Solution for 22=(2)(3.14)r equation:


22=(2)(3.14)r

We simplify the equation to the form, which is simple to understand 
22=(2)*(3.14)r

Reorder the terms in parentheses
multiplication of parentheses
22=(+6.28)*r



Reorder the terms in parentheses
22=(+6.28r)

Remove unnecessary parentheses
22=+6.28r

We move all terms containing r to the left and all other terms to the right. 
-6.28r=-22

We simplify left and right side of the equation. 
-6.28r=-22

We divide both sides of the equation by -06.28 to get r. 
r=3.50318471338

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