Add or subtract as indicated - 7 + 4/7

-45/7

Step-by-step explanation:

1. make - 7 into fraction form. - 7/1

2. find a common denominator. there isn't one, so just use 7. multiply - 7/1 x 7/7.

3. you should get - 49/7. add 4/7 to it and you get - 45/7