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anonymous
 5 years ago
find an equation of variation in which y varies as x and the following is true y=40 and x=38
anonymous
 5 years ago
find an equation of variation in which y varies as x and the following is true y=40 and x=38

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dumbcow
 5 years ago
Best ResponseYou've already chosen the best response.240 = 38k k = 40/38 = 20/19 y = (20/19)x

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0no i no its 1520 just dont no what form to put it in

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0my choices are y=1520 y=1520/x y=1.05/x y=1.05x

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0if those are your choices then y = 1.05 x is your best shot

dumbcow
 5 years ago
Best ResponseYou've already chosen the best response.2i gave you the answer in fraction form, given a fraction, put in your calculator as 20 divided by 19

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0mr.cow your right i just divided how did u get the fraction i got 1.05

dumbcow
 5 years ago
Best ResponseYou've already chosen the best response.2plug in x and y into general formula for direct variation y=kx solve for k 40 = 38k k = 40/38 = 20/19 y = (20/19)x
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