Answer:
Step-by-step explanation:
to calculate mean add all the entries in a week ,then divide by 7(the number of days)
i give you hint
mean for week 1=(52+65+... +60)/7
Answer:
the second option and x=20
We always start from right side in order of operation in any equation
we can set up equation as
step-1:
x divided by three
we can write as

step-2:
six more than x divided by three
so, we get

step-3:
y is six more than x divided by three
so, we get

and this is in y=mx+b form
so, we have
...............Answer
Answer:
average speed for the entire trip is 15 mph
Step-by-step explanation:
Let x be the uphill speed and y be the downhill speed.
We have been given that
Speed of Omar in uphill to reach gift store = x =10 mph
Speed of Omar in downhill to reach his home = y = 30 mph
We know the formula for average speed for the entire trip

Therefore, average speed is 15 mph