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Evaluate: 6 ÷ 2 • 3 + 3 - 3(1 - 17)÷ 4 C A B D Solve: 4x + 21 = 7(x + 9) x = 13 x = -12 x = -14 x = 16 A C B D Solve: 3 < 2x + 11 < 17 -3 < x < 4 -4 < x < 3 4 < x < 2 -8 < x < 6 Solve the system: 7x + y = -17 3x - 10 y = 24 (-3, -2) (-2, 6) (-2, -3) (-3, 4) Solve the system: 3x + 6y = -9 x + 2y = -3 (-1, -2) (3, -3) Infinitely Many Solutions No Solution A C y ≥ -2 B D You are selling frozen yogurt at a fair. You make $565 and use 250 cones. A single-scoop cone costs $2 and a double-scoop cone costs $2.50. How many of each type of cone did you sell? 130 single-scoop cones and 110 double scoops 120 single-scoop cones and 130 double scoops 100 single-scoop cones and 150 double scoops 175 single-scoop cones and 75 double scoops Solve: x + 2y - 6z = 23 x + 3y + z = 4 2x + 5y - 4z = 24 (1, 3, -6) (1, 2, -3) (3, 1, -3) 4, -1, -1) C A B D (x - 10)(x + 2) (x - 4)(x - 5) (x - 4)(x + 5) (x + 4)(x - 5) Factor completely: x2 - x - 20 Factor completely: 3u2 - 108 3(u - 6)(u + 6) (3u - 18)(u + 6) (u - 6)(3u + 18) (3u + 6)(u - 18) Factor completely: 12x2 +7x -10 (6x - 5)(2x + 2) (4x - 5)(3x + 2) (3x - 2)(4x + 5) (3x + 5)(4x -2) A C B D C A B D Simplify: (-4 +2i) -(7 - 3i) -11 - i -22 + 26i -11 + 5i 34 - 26i A C B D Solve: 4x2 + 28x = 15 -1/2, 15/2 -3/2, 7/2 -1/2, -5/2 -15/2, 1/2 C A B D C. B. D. A. |