If 12x+12y=108 find average of x and y
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1
Answer:
Ans:- 4.5
Step-by-step explanation:
12x + 12y = 108
12(x+y) = 108
x+y = 108/12
x+y = 9
Average :- sum of all items / no. of items
x+y/2
9/2 = 4.5
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