lupitaserr83 lupitaserr83
  • 01-11-2018
  • Mathematics
contestada

what value of a makes the equation true?
[tex]\frac{30}{45}[/tex] = [tex]\frac{6}{a}[/tex]


A: 6
B: 9
C: 30
D: 225

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 01-11-2018

30/45 = 6/a

using cross products

30 * a = 45*6

divide by 30

a = 45*6/30

a =9

Choice B

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