Question

$\frac{ \times }{5} + \frac{x}{2} = \frac{7}{10}$
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Answer 1

Mmc de 5 e 2= 10

2x + 5x = 7

——————

10

7x= 7

X= 1

Answer 2

resolução!

x/5 + x/2 = 7/10 _____ MMC = 10

2x + 5x = 7

7x = 7

x = 7/7

x = 1