Question

4pe15 + 2pe3 + 17pe20 - (5pe6 - 11pe20) Ajutor!!! dau si 20 pcte <3 si 50 va rog!!!! am nevoie urgent!!!

Answer 1

$\frac{4}{15}$+$\frac{2}{3}$+$\frac{17}{20}$-($\frac{5}{6}$-$\frac{11}{20}$)=3
Rezolvare:
1)$\frac{5}{6} - \frac{11}{20}= \frac{17}{60}$
2)$\frac{4}{15} + \frac{2}{3} = \frac{14}{15}$
3)$\frac{14}{15}+ \frac{17}{20}= \frac{107}{60}$
4)$\frac{107}{60}- \frac{17}{60} =3$