6.28=(2)(3.14)(r)

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Solution for 6.28=(2)(3.14)(r) equation:



6.28=(2)(3.14)(r)
We move all terms to the left:
6.28-((2)(3.14)(r))=0
We calculate terms in parentheses: -(2(3.14)r), so:
2(3.14)r
We multiply parentheses
6.28r
Back to the equation:
-(6.28r)
We add all the numbers together, and all the variables
-(+6.28r)+6.28=0
We get rid of parentheses
-6.28r+6.28=0
We move all terms containing r to the left, all other terms to the right
-6.28r=-6.28
r=-6.28/-6.28
r=1

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