Ahot air ballon was 240 ft above the ground. it decreased its altitude by 6 1/2 for per min for 15 min, and then increased its altitude by 9 ft. what was the balloons overall change in altitude ( use the words decrease or increase in your answer)? part a write an expression to model the situation. part b what’s the answer plz i will give you 100 points

How do you solve a question like this?

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re

The frequency table shows the results of a survey asking people how many hours they spend online per week. on a piece of paper, draw a histogram to represent the data. then determine which answer choice matches the histogram you drew. in order here is the.. hours online: 0-3, 4-7, 8-11, 12-15, and 16-19. frequency: 5, 8, 10, 8, 7 answer for the question is in the picture! : )