x/3 + 7 = 5
x/3 = -2
x = -6
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0.5
133.3333
The average (arithmetic mean) is the sum of the values divided by the number of values.Example : 5, 9, 10Their sum is 5+9+10 = 24 and there are 3 numbersThe average is 24/3 = 8
132
The mean is the sum of a list of numbers divided by the number of numbers on the list. for example: the mean of 1,2,3,4,5 is (1+2+3+4+5)/5 = 3