The greatest common factor is 8b. The reason is because both values have a factor of 8 and a factor of b. It is also the largest number.
See photo below
The first one is 4n+7=15, the second one is 1/4(n-15), the third one is 1/4n-15, the fourth one is n/7=4, and the last one is n4+7=15
Answer:
Step-by-step explanation:
a job is finished by 5 people in 15 days
same job can be finished by 1 people in 3 days
same job can be finished by 5 people in 3*5=15
i got this answer but seems like it isnt in the option