Answer:
22/35
Explanation:
1. find a common denominator
- for this you would multiply each of the denominators to each other as well as the numerators.
- (3*5 / 7*5) + (1*7 / 5*7)
2. 15/35 + 7/35 = 22/35
3. The denominator stays the same
Hope this helps :)