jcollis1017 jcollis1017
  • 10-09-2018
  • Mathematics
contestada

What is 9+3/4x=7/8x-10

Write in least common multiple of denominator.

Respuesta :

gmany
gmany gmany
  • 10-09-2018

LCM(4, 8) = 8

[tex]\dfrac{3}{4}=\dfrac{3\cdot2}{4\cdot2}=\dfrac{6}{8}[/tex]

[tex]9+\dfrac{3}{4}x=\dfrac{7}{8}x-10\ \ \ \ |-9\\\\\dfrac{6}{8}x=\dfrac{7}{8}x-19\ \ \ \ |-\dfrac{7}{8}x\\\\-\dfrac{1}{8}x=-19\ \ \ \ |\cdot(-8)\\\\x=152[/tex]

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