Answer:
I believe that the answer is 14.
Step-by-step explanation:
hope it helped
Answer: yes it is equivalent!
Step-by-step explanation:
all you do is take away the parentheses and then it is the same exact thing!
Answer:7 mins
Step-by-step explanation:
47 minus 19 equals 28 4 times 7 equals 8
Answer:
He will be unable to tell whether a difference in exercise preference is related to a difference in age or to a difference in weight
Step-by-step explanation:
age could be a factor to exercise as well as weight so both affect the outcome so he has two samples