nwade5
nwade5 nwade5
  • 27-03-2021
  • Mathematics
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If y varies directly as x and y = 5.5 when x = 11, find x when y = 3.5

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Respuesta :

Only1 Only1
  • 27-03-2021

Answer:

7

Step-by-step explanation:

Let us say that [tex]y_{1}[/tex]= 5.5, [tex]x_{1}[/tex]= 11, and [tex]y_{2}[/tex] = 3.5.

[tex]\frac{y_{2}}{y_{1}} =\frac{x_{2}}{x_{1}}[/tex]

[tex]\frac{3.5}{5.5} =\frac{x_{2}}{11}[/tex]

[tex]\frac{7}{11} =\frac{x_{2}}{11}[/tex]

[tex]x_{2} =7[/tex]

I hope this is correct and helps you!

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