4 miles
8 miles per hour
4/8=1/2
skated for 1/2 hour
1/2 times 60=30
4:15+30=4:45
answer is D
No soy una calculadora y son las 12am
Answer:
Step-by-step explanation:
Combine like terms, in this case there is only x

Divide 320 by 5, the answer would be 64, I believe.