4 slices of pizza (gradpoint)
Answer:
-x -7y=-15
y=3x-1
-x-7(3x-1)=-15
-x-21x+7=-15
-22x+7=-15
-22x=-15-7
-22x=-22
x=-22/-22
x=1
y=3(1)-1
y=3-1
y=2
(1, 2)
Step-by-step explanation:
Answer: Average or Mean
The center of measure calculated was the average or mean. To get the mean of a set of numbers, we have to add all the numbers given and then divide them by the numbers.
In this case, the mean of 3,7,11,11,16 will be:
= (3 + 7 + 11 + 11 + 16) / 5
= 48/5
= 9.6
