The table below shows the values of y for different values of x: x y 0 0 1 7 2 14 3 21 which equation shows the relationship between x and y? x = 7y y = 7 + x y = 7x x = 7 + y

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 − 24x 8,000 + 2x 8,000 − 2x

A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?

Is the power produced directly proportional to the wind speed, give reasons for your answer?