Irisymeyntb
Irisymeyntb
11-08-2016
Mathematics
contestada
what is x over 5 equals 8 over 9?
Respuesta :
texaschic101
texaschic101
11-08-2016
x/5 = 8/9
this is a proportion, so we cross multiply
(9)(x) = (5)(8)
9x = 40
x = 40/9 or 4 4/9
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