Are the oppsitebof -6.5 and the absolute value of -6.5 the sane

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

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