Question #653

Find three consecutive integers whose sum is 87.

Expert's answer

Let these nubers are: x, x+1, x+2.

Their sum is x+x+1+x+2 = 87 <=> 3*x = 84, x = 28.

So, these numbers are: 28, 29, 30

Their sum is x+x+1+x+2 = 87 <=> 3*x = 84, x = 28.

So, these numbers are: 28, 29, 30

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