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semperfilove
 2 years ago
y varies directly as x. When y = 15, x = 4. Find the constant of variation and use it to determine the value for y when x = 6.
semperfilove
 2 years ago
y varies directly as x. When y = 15, x = 4. Find the constant of variation and use it to determine the value for y when x = 6.

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Hope_nicole
 2 years ago
Best ResponseYou've already chosen the best response.0set it up as a proportion.

semperfilove
 2 years ago
Best ResponseYou've already chosen the best response.0Then, wouldn't you do cross mulitply & divide ?

Hope_nicole
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1364319403425:dw

SerikMB
 2 years ago
Best ResponseYou've already chosen the best response.1k is a constant that vary

SerikMB
 2 years ago
Best ResponseYou've already chosen the best response.115=k4, k=4/15, then use it in the y=4/15*6

Softballgirl372015
 2 years ago
Best ResponseYou've already chosen the best response.1then you do 15/4 * 6

SerikMB
 2 years ago
Best ResponseYou've already chosen the best response.1yep, sorry wrong calculation
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