If point r is reflected across y=-1, what are the coordinates of it's reflection image

Regular price is $77.00 and the discount is 5% find the sale price

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?

Taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor with some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)= 2x+1 g(x)= 2x^2+1