A100-point test contains a total of 20 questions. the multiple choice questions are worth 3 points each and the short response questions are worth 8points each. a. write a system of linear equations that represents this situation. b. how many multiple choice questions are on the test? c. how many short response questions are on the test? d. if the teacher changed the test to 15 questions, then how many of each type of question would be on the test?

You call the pizza store and find out that eachpizza has 12 slices. you expect 16 people tocome, and you estimate each person will eat 3slices. how many pizzas should you order

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.