David's cell phone company charges $0.45 for| each text message plus a monthly fee of $50.00. he owes $91.40. write and solve an equation to find the number of text messages did david has?

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172