Question

будь ласка поможіть ​

Answer 1

$1)x + 7 \frac{8}{9} = 9 \frac{7}{12} \\ x + \frac{71}{9} = \frac{115}{12} \\ x = \frac{115}{12} - \frac{71}{9} \\ x = \frac{61}{ 36}$

$2)x - 7 \frac{8}{19} = 4 \frac{35}{38} \\ x - \frac{141}{19} = \frac{187}{38} \\ x = \frac{187}{38} + \frac{141}{19} \\ x = \frac{469}{38}$