The temperature of a city changed by -20 degrees Celsius over a 4-week period. The temperature changed by the same amount each week. Expression A: Write an expression to show the average change in the temperature of the city each week. Part B: Simplify the expression an explain, using words, what your answer means.

Which of the following describes the graph of y--4x-36 compared to the parent square root function? stretched by a factor of 2, reflected over the x-axis, and translated 9 units right stretched by a factor of 2, reflected over the x-axis, and translated 9 units left stretched by a factor of 2, reflected over the y-axis, and translated 9 units right stretched by a factor of 2, reflected over the y-axis, and translated 9 units left save and exit next submit