No summary provided, however,
annual plants are those that grows for one season and dies. an example of annual plants are corn,beans,and some flowers that blossoms during the rainy season and dies through winter and summer.
Perennial plants are those that persist from season to season and never dies. Usually the remain dormant when the weather is hostile and blossoms when the weather is conducive.
Answer:
Its 69
Explanation:
It's 69 because you have to do 63 + 81 -71 = 69
