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Ivenika [448]
2 years ago
9

The variable x and y vary directly. Write an equation that relates x and y. Then find y when x = 12.

Mathematics
1 answer:
EastWind [94]2 years ago
5 0

Answer:

24

Step-by-step explanation:

   y=kx

at (4, 8):  8 = 4k  ⇒  k = 2

So  y=2x

when x=12, y=2 \times 12=24

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