Jack brought 4 bagel for 3:00. How many bagel can he buy for 4:50. It is use ratio and rate

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

How can you tell when x and y are not directly proportional?

The cost for an uberi is $2.50 plus $2.00 mile. if the total for the uber ride was $32.50, how many miles did the customer travel?