Question

$\frac{x}{3} + \frac{x}{7} = 10$
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Answer 1

Answer:

x=21

Step-by-step explanation:

$\frac{x}{3}+\frac{x}{7} =10\\\\\frac{3x+7x}{21} =10\\\\\frac{10x}{21} =10$

x=(21*10)/10

x=21