If 7y+9 represents an odd integer, which of the following represents the next smallest odd integer?

a. 7(y-2)+1
b. 7(y-2)
c. 7(y+3)
d. 7(y+2)
e. 7(y+1)

1 answer

The next smallest integer would be 2 less, so

7y+9 - 2
= .....

hint: take out a common factor and it will be obvious