Question

porfavorr ayudaaaaaaa

Answer 1

Respuesta:

R = 22

Explicación:

$R = \frac{\frac{9}{9} +\frac{8}{9}+\frac{7}{9} +\frac{6}{9} }{\frac{4}{99}+\frac{5}{99}+\frac{6}{99} }$

$R = \frac{\frac{30}{9} }{\frac{15}{99} }$

$R = \frac{x30 x 99}{15 x9}$

R = 2 x 11

R = 22