thecakebro
thecakebro thecakebro
  • 18-01-2017
  • Mathematics
contestada

y varies directly with x, and y = 15 when x = 3. What is the value of x when y = 4?

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Obxy
Obxy Obxy
  • 18-01-2017
the answer would be 1 because 4 times 3 equals 12 and u would add 3 so yeha.
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Аноним Аноним
  • 18-01-2017
15/3 = 4/x
5 = 4/x 
so
x = 4/5
Answer Link

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