If 8x - 5y = -8 is a true equation, what would be the value of -5y + 8x?

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Drag statements and reasons to each row to show why the slope of the line between d and e is the same as the slope between e and f, given that triangles a and b are similar.

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