Awindow washer earns $4 per window. which equation represents the relationship between his total earnings and the number of windows he washes? a. total earnings = number of windows washed + 4 b. number of windows washed = total earnings + 4 c. 4 = number of windows washed × total earnings d. total earnings = 4 × number of windows washed

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm