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Alekssandra [29.7K]
3 years ago
10

The function y varies directly as x, and y = 81 when x = 45. What is the value of x when y = 18?

Mathematics
1 answer:
NikAS [45]3 years ago
7 0

Answer:10

Step-by-step explanation:

9/5=18/x

90=9x

X=10

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