Question 940853: the sum of three consecutive numbers is eighty-one What is the smallest of the three? Found 2 solutions by Alan3354, macston:Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! the sum of three consecutive numbers is eighty-one What is the smallest of the three?
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81/3 is the middle number.
You can put this solution on YOUR website! A=smallest number, A+1=first consecutive, A+2=second consecutive
Sum of three consecutive numbers is 81
A+(A+1)+(A+2)=81
3A+3=81
3A+3-3=81-3 Subtract 3 from each side
3A=78
3A/3=78/3 Divide each side by 3
A=26 ANSWER Smallest of three numbers=26
CHECK:
Sum of three consecutive numbers is 81
26+27+28=81
81=81
