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tangare [24]
3 years ago
5

The value of y varies directly with x. When y = 7, x = 2. what is the value of x when y is 21?

Mathematics
1 answer:
mrs_skeptik [129]3 years ago
8 0
Y=kx
7=k(2)
k=7/2

y=kx
21=7/2(x)
x=6
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