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  • 15-10-2020
  • Mathematics
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Solve proportion z-3/8=3/10

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NameNeverMatters
NameNeverMatters NameNeverMatters
  • 15-10-2020

10(z-3) = 3*8

10z-30 = 24

add 30 to both sides

10z = 54

divide both sides by 10

z = 5.4

but, if you meant z-  3/8, then

z = 27/40

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