abdulsalabiu
abdulsalabiu abdulsalabiu
  • 04-03-2018
  • Mathematics
contestada

if y varies directly as x and y=9 when x=3,find the value of y when x=4

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uwais96915 uwais96915
  • 04-03-2018
y = 3x . when x=4 , y=3x4 = 12
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benharrigan04
benharrigan04 benharrigan04
  • 04-03-2018
Using direct variation you can find out the y is 3 times x, so using that theory, if x = 4 then y = 12
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