The sum of 3 consecutive integers is 45. which equation represents this?
a) (x) + (x) + (x) = 45
b) (x) + (x + 1) + (x + 2) = 45
c) (x) + (x + 2) + (x + 4) = 45
d) (x) + (x + 1) + (x + 3) = 45