9. a movie theater sells small and large pretzels. a small pretzel costs $2. a large pretzel costs $4.50. a total of 50
pretzels were sold totaling $150.00
a. write a system of equations that represents this scenario.
b. solve by hand. show all work
c. how many small pretzels were sold that night?

can you pls me answer this question math1

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.