Answer:
Nothing further can be done with this topic. Please check the expression entered or try another topic.
Step-by-step explanation:
5X + 3
I don't know if you still need help. but the answer is the first one.
Tenemos precio de lista de $25 para el libro.
Si aplicamos un descuento del 25%, este descuento representa:

Ahorramos $6.25.
El precio que pagamos el libro es $18.75.
Zane climb up in 33 seconds
44•33 = 1452 m.
so, Zane start from 1313 + 1452 = 2765 m below the edge.
to reach the edge with constant speed, Zane need 2765/44 = 62.84 seconds
we can round it to 63 seconds