SOLUTION: find the variation constant and an equation where y varies directly as x and y=12 when x=2

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Question 224986: find the variation constant and an equation where y varies directly as x and y=12 when x=2
Answer by ankor@dixie-net.com(15660) About Me  (Show Source):
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find the variation constant and an equation where y varies directly as x
y = kx
:
y=12 when x=2
12 = 2k
k = 12%2F2
k = 6; is the constant
:
y = 6x