After exercising, Malik checked his heart rate it was beating at 90 beats per minute. After 20 minutes he rechecked his heart rate it was 55 beats per minute. What is the percent decrease in his heart rate?

This needs to be done quick you are studying different function tools and begin working with this function y=-160-9(x) use the equation to answer the question y=-160-9(x) what is the y value when x equals -13? y=-160-9(x)

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)