In the standard xy coordinate plane the x-coordinate of point is2 times the y coordinate what is the slope of the line

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?