Eliza bought a meal that cost $12.00. She tipped the waiter 25%of that amount . How much was the tip ?

Which system of linear inequalities is represented by the graph? !

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

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.