3 years ago

The value of varies directly with x. when y = 7.5 , x = 5. what is the value of y when x = 80?

Mathematics

1 answer:

AfilCa [17]3 years ago

4 0

Answer:

x=120

$7.5 = 5 \\ x = 80 \\ \frac{5x}{5} = \frac{600}{5} \\ x = 120$

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