Question

If x is the first of two consecutive integers, express the sum of the two integers in terms of x

Answer 1

let the first integer be x and the second be x + 2

then the sum is x +x+2 = 2x +2

Answer 2

2x+1

Explanation:

x = 1st integer

x+1 = next consecutive integer

The sum is

x+ (x+1)

Combine like terms

2x+1