334,585 views
35 votes
35 votes
3 consecutive numbers have a sum of 120. Write an equation to

determine what numbers these are, and find them.

1 Answer

20 votes
20 votes
Let x equal the first number then (x+1) equals the next number and (x+2) is the last

120 = x + (x+1) + (x+2)
120 = 3x + 3
117 = 3x
x = 39

The numbers are 39, 40, and 41
User Muszeo
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