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Nataly_w [17]
4 years ago
11

Y and x have a proportional relationship, and y = 7 when x = 2. What is the value of x when y = 21?

Mathematics
1 answer:
Charra [1.4K]4 years ago
4 0
Try this:
21/7=3
multiply 3x2
x=6
y=21 x=6
or...
7/2=21/x
cross multiply to get 7x=42
divide by 7 and x=6







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