While exercising, a person's recommended target heart rate is a function of age. the recommended number of beats per minute, y , is given by the function y=f(x)=−0.85x+187 where x represents a person's age in years. determine the number of recommended heart beats per minute for your age. show each step in the process of this calculation.

It says factor each expression completely 8y+48

What is the slope of the line (-7,2) (4,6)

The equatorial radius of earth is approximately 6 × 10^3 km, while the equatorial radius of saturn is approximately 6 × 10^4 km. which of the following is true? a. the equatorial radius of saturn is approximately one hundred times that of earth. b. the equatorial radius of saturn is approximately ten times that of earth. c. the equatorial radius of earth is approximately one hundred times that of saturn. d. the equatorial radius of earth is approximately ten times that of saturn.