cale2
cale2
09-02-2018
Mathematics
contestada
Can I have some help
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Hosein
Hosein
09-02-2018
[tex] \frac{100}{40} = \frac{z + 69}{z} \\ 100z = 40z + 2760 \\ 60z = 2760 \\ z = 46[/tex]
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