hannahjmoes hannahjmoes

19-08-2019
Mathematics

contestada

[tex] \frac{x}{3} + \frac{x}{7} = 10[/tex]

Respuesta :

Gasaqui Gasaqui

19-08-2019

Answer:

x=21

Step-by-step explanation:

[tex]\frac{x}{3}+\frac{x}{7} =10\\\\\frac{3x+7x}{21} =10\\\\\frac{10x}{21} =10[/tex]

x=(21*10)/10

x=21

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