Question

The sum of three consecutive integers is 261 , which equation could be used to find the integer .

Answer 1

You got it wrong, its the first option

Explanation:

Since its not asking for a consectuive EVEN or ODD integer its not

X + X+2 + X+4...

Instead its just the normal way

X + X+1 + X+2 + X+3....

SO thats the correct answer.