SOLUTION: Y varies directly as X. When X is 33, Y is 165. Find Y, when X is 14.

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Question 154329: Y varies directly as X. When X is 33, Y is 165. Find Y, when X is 14.
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
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Y varies directly as X. When X is 33, Y is 165. Find Y, when X is 14.
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We know there is a constant (k) involved here:
y = k*x
:
When y = 165 and x = 33, we can write it:
33k = 165
k = 165%2F33
k = 5
:
When x = 14
y = 5(14)
y = 70
:
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Check it with a calc using proportion:
165/70 = 33/14