Respuesta :

Use the fraction addition formula. [tex] \frac{a}{b} + \frac{c}{d}= \frac{(ad+bc)}{bd} [/tex]

Substitute the numbers into the formula. 
a=5, b=1, c=1, d=7

[tex] \frac{5}{1}+ \frac{1}{7} = \frac{12}{35} [/tex]
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