The greatest common factor (GCF) of 21 and 84 is 21.
The GCF is the largest number by which both numbers can be divided. Between 21 and 84, it is 21 because 21/21=1 and 84/21=4.
3634 rounds up to 4000 and 304 rounds down to 300. 4000 * 300 = 1,200,000
Answer:
7
Step-by-step explanation:
If u add all 5 puppies ages together including the 7 week old one it will equal 45 divide that by 5 and you get an average of 9 weeks.
Answer:
20
Step-by-step explanation:
Put them into y=mx+b
y=1/3x -1
y=2/3x-4
Graph them. Where they touch is your answer. No touch? No solution. Same line? Infinite solutions.
Second set: Same thing.
Solution to first set is (9,2)
