Question

solve this. in the following place + at the place of and.​

Answer 1

$= = > \: \: \frac{3}{ - 8} + \frac{ - 5}{12} \\ \\ = = > \: \: - \frac{3}{8} - \frac{5}{12} \\ \\ = = > \: \: \frac{ - 6 - 15}{24} \\ \\ = = > \: \: - \frac{21}{24}$