If f(x)=-3x-2, what is f(-5)

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units