The equation is 5c+25b=260 when c+b=12. rearrange that into 12-b=c. substitute and you get 5(12-b)+25b=260. b=10. 12-10=2, so 10 buses and 2 cars were used as transportation for the field trip.
Answer:
The unit rate would be 1/3 Miles per hour
Answer: V = 311.0
Step-by-step explanation:
Formula: 


V = 311.02
V = 311.0
Answer:
17/5
Step-by-step explanation:
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