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anonymous
 one year ago
For the data in the table, tell whether y varies directly with x. If it does, write an equation for the direct variation.
x
y
0
0
1
4
2
8
3
12
answers
yes; y = 4x
yes; y = 0.25x
yes; y = x + 4
no
anonymous
 one year ago
For the data in the table, tell whether y varies directly with x. If it does, write an equation for the direct variation. x y 0 0 1 4 2 8 3 12 answers yes; y = 4x yes; y = 0.25x yes; y = x + 4 no

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LynFran
 one year ago
Best ResponseYou've already chosen the best response.1if y varies directly with x then y=kx where k" is any constant so; 8=k2 8/2=k 4=k then...so y=4x

LynFran
 one year ago
Best ResponseYou've already chosen the best response.1we can also use .. x=1 and y=4 y=kx 4=k1 4=k so y=4x

LynFran
 one year ago
Best ResponseYou've already chosen the best response.1its shown in the other value also... 3=x=3 and y=12 y=kx 12=k3 12/3=k 4=k so y=4x
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