SOLUTION: Please show me how to plot this: {{{L(r)= 2 pi r + 12}}}

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Question 586112: Please show me how to plot this: L%28r%29=+2+pi+r+%2B+12
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
L(r)= 2 pi r + 12
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Let r = 0, then L = 12
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Let r = 2, then L = 4pi+12
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Plot: (0,12) and (2, 4pi+12) and draw a line thru the points
to get:
graph%28400%2C400%2C-10%2C15%2C-10%2C30%2C2%2Api%2Ax%2B12%29
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Cheers,
Stan H.
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