Answer:

Step-by-step explanation:
Given expression:

Distribute the -1/4:

Simplify:

Answer:
ig this is free pionts, sry whats the question???
Step-by-step explanation:
Answer:
72.5m/hr
Step-by-step explanation:
Divide 870 by 12 to represent how many miles David drove in 1 hour.

David drove 72.5 miles per hour.