amysaenz611owa4r0
amysaenz611owa4r0 amysaenz611owa4r0
  • 18-10-2017
  • Mathematics
contestada

Find the value of X, can someone help me?

Find the value of X can someone help me class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 18-10-2017
(3x -20) / 56 = 9/72
72(3x - 20)   = 9 (56)
216x - 1440 = 504
           216x = 1944
                 x = 9

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