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AysviL [449]
2 years ago
8

If z varies directly as x and z=30 when x=8 fine z when x=4

Mathematics
1 answer:
Lelechka [254]2 years ago
5 0
So for this one all you have to do is use the formular

Z*k=x

30k=8

K=4/15

Then when x=4


4/15x=4

So x=15
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