Find the value of K if the length of perpendicular from the point (2,-3) on the line 2x+KY+3=0.​

Need solving this second acceleration problem.

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?