Erin uses 2 boxes of cake mix for every 3 bags of cake
pop sticks.
Enter the number of boxes of cake mix for 15 bags of
cake pop sticks.

Find the value of the cosine for angle a

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

What is the value of x in the following equation? -3x-2=2x+8