Answer:
65
Step-by-step explanation:
Answer:
The average of all textbooks is $38.60.
Step-by-step explanation:
Here's why to calculate average we do sum of all numbers divided by the number of numbers, for example if we average 2 and 3, we do 2+3 divided by 2. Which happens to be 2.5. Now for this problem we divide the sum by 3.
Therefore getting our answer of $38.60.
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Answer:
19,17,15,13
Step-by-step explanation:
25-6=19
25-8=17
25-10=15
25-12=13
There is only one set of coordinates that satisfies this equations. That set is (5,0). I hope this helps!
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