Question

como resolver esta ecuacion(1/9+1/4)+2/7

Answer 1

Resolver.

$( \frac{1}{9} + \frac{1}{4}) + \frac{2}{7}$

$( \frac{(1)(4)+(1)(9)}{4*9}) + \frac{2}{7}$

$( \frac{4+9}{36}) + \frac{2}{7}$

$( \frac{13}{36}) + \frac{2}{7}$

$\frac{13}{36} + \frac{2}{7}$

$\frac{91+72}{252}$

$\frac{163}{232}$