Ali currently has $25. He is going to start saving $5 every week. Ali's Savings Function Rule: y = 5x + 25

The rate of change of this function is

The rate of change of any given function is simply taken to be the 1st derivate of that function. We are given:y = 5 x + 25So the rate of change is simply, rate of change = dy / dxdy = 5 dxdy / dx = 5

So rate of change = 5