Which phrase describes an unknown or changeable quantity

Alan is a professional golfer on a golf tour. The next two stops are 8 kilometers away from each other by car, and 4 centimeters apart on the map of the tour. What is the map's scale

The average price of a circus ticket from 1970 to 2000 can be modeled by the equation y = 0.32x + 28, where y represents the average price, in dollars, and x represents the number of years since 1970. What does the slope represent?

Simplify the expression 12x+4y+3x+y

How do you find the measure of an arc

Which value of x is a solution to this equation? 16 + 2x = 36

Suppose we fit a regression line to predict the number of incidents of skin cancer per 1,000 people from the number of sunny days in a year. For a particular year, we predict the incidence of skin cancer to be 1.

How do you simplify negative 2M plus 9 m+8

What are three and three fourths plus 3 plus two and one halves equal?

The product of square root 2 and square root 50 is rational or irrational

5-2.1=? 5-2.17=? 5-2 7/8 solve