Answer:
y=-3x+50
Step-by-step explanation:
y=50-3x ,where x is number of days.
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:
Elga is 38
Step-by-step explanation:
Alvin is 29
38 + 29 = 67
