Enter an algebraic equation for the word sentence. Use x as your variable. A number increased by 7.9 is 8.5.

The equation is

The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac

This is about circle theorems. someone asap : (

Apasta salad was chilled in the refrigerator at 35° f overnight for 9 hours. the temperature of the pasta dish dropped from 86° f to 38° f. what was the average rate of cooling per hour?