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MARIACHERIEMAEBIN
Answered

if y=12 when x=4 , find y when x=13
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Sagot :

ELLE555IN

Answer:

y=39

Step-by-step explanation:

If it's direct variation..know first the constant of variation (k)

y=kx

12=k(4)

12=(3)(4)

12=12✓

k=3

Find y when x=13

y=kx

y=(3)(13)

y=39

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