SOLUTION: y varies directly as x an y when y=100 x=20. find y when x=5

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Question 203085This question is from textbook
: y varies directly as x an y when y=100 x=20. find y when x=5 This question is from textbook

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
y varies directly as x when y=100 x=20. find y when x=5
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y = kx
Find k:
100 = k*20
k = 5
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Equation:
y - 5x
Find y when x = 5
y = 5*5
y = 25
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Cheers,
Stan H.