lilly14785
lilly14785 lilly14785
  • 21-09-2021
  • Mathematics
contestada

solve for x

4/9x + 1/5x =87​

Respuesta :

jimrgrant1 jimrgrant1
  • 21-09-2021

Answer:

x = 135

Step-by-step explanation:

[tex]\frac{4}{9}[/tex] x + [tex]\frac{1}{5}[/tex] x = 87

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

20x + 9x = 3915

29x = 3915 ( divide both sides by 29 )

x = 135

Answer Link
anasweeney43 anasweeney43
  • 21-09-2021

Answer:

x = 135

Step-by-step explanation:

4/9x+ 1/5x= 29/45x

29/45x = 87

29x = (87)*(45)

x = 3915/29

x = 135

Answer Link

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