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The value of y varies directly with x. When y=8.4, x=3.5, what is the value of y when x is 7.7?

Sagot :

Clarch19idn

Answer:

y = 18.48

Step-by-step explanation:

y = kx where 'k' is the constant of variation

8.4 = 3.5k

k = 8.4/3.5 or 2.4

y = 2.4(7.7)

y = 18.48

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