Answer:
4,098734
Step-by-step explanation:
Answer:
A.

Step-by-step explanation:
Since the denominators are the same we just have to combine the top.

Combine alike terms.

put that over our denominator.

Answer:
130 students do not ride the bus to school.
Step-by-step explanation:
520 * .75 = 390
390 students ride the bus to school.
520-390=130
130 students do NOT ride the bus to school.
Hope this helps! :)