Question

Let n be the middle number of three consecutive integers. Write an expression for the sum of these integers.

Answer 1

If n is the middle number, then n-1 is the first, n is the middle, and n+1 is the third number.

So the sum would be (n-1) + n + (n+1) = 3n

Answer 2

wrong

Answer 3

whats wrong?

Answer 4

(n-1) + n + (n+1) = 3n is the expression???

Answer 5

The question was to write an expression for th SUM

The sum is 3n.

3n is an expression.

Answer 6

your correct

Answer 7

"apology" accepted.

Answer 8

sorry i wrote it wrong