Question

hallar "x"
$\frac{21}{8} + \frac{15}{2} = x$

Answer 1

Hola! ^º,.,º^ 

$x = \frac{21}{8} + \frac{15}{2} \\ \\ x = \frac{21 + 4(15)}{8} \\ \\ x = \frac{81}{8}$