Answer: 2 • (21q2 - 3q + 7)
——————————
3
Step-by-step explanation:
585 miles per 9 hours
Step-by-step explanation:
715miles per 11 hours
/11 to determine miles per hour
65 miles per 1 hour
× 9 to determine miles per 9 hours
585 miles per 9 hours
Answer:
It has three solutions.
Step-by-step explanation:
- Elimination method
- Substitution method
- Graphical method
Here are the ones which i know.