Since the 3 and 7 have 21 as a common multiple you can divide 21 by the denominator of each term and then multiply it by the numerator which get you while numbers
Answer: Its in the pic below
Step-by-step explanation: Hope this helps have a brilliant day- Lily ^_^
Answer:
5b(-a+2)
Step-by-step explanation:
you would divide 1700 by 40
1700/40= 42.5
there for the unit ratio would be 42.5 meters per minute