26kbeach
26kbeach 26kbeach
  • 15-10-2021
  • Mathematics
contestada

- 8/9x - 4/45x + 1/5x = - 70

Respuesta :

jimrgrant1 jimrgrant1
  • 15-10-2021

Answer:

x = 90

Step-by-step explanation:

- [tex]\frac{8}{9}[/tex] x - [tex]\frac{4}{45}[/tex] x + [tex]\frac{1}{5}[/tex] x = - 70

Multiply through by 45 ( the LCM of 9, 45, 5 ) to clear the fractions

- 40x - 4x + 9x = - 3150 , that is

- 35x = - 3150 ( divide both sides by - 35 )

x = 90

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