Which of the following inequalities are equal? O x– 5 < 13 and x < 8

O x + 2 > 8 and x > 6

O x – 6 > 10 and x > 4

O x + 9 < 21 and x < 15

Find the difference (8ab+a+2) - (3ab+6)

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π