5. For which equation is the ordered pair (-3,4) a solation? a. 2x- y= -6
b. x- 2y= 5
c. 1/2 x-y =6
d. 2- 1/2 y=-5

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What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.