VOCABULARY CHECK Prerequisite Skills 1. Draw a coordinate plane and label the x -axis, y - axis, origin, and Quadrant III. 2. In the inequality x ≥ 8,

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Presentation transcript:

VOCABULARY CHECK Prerequisite Skills 1. Draw a coordinate plane and label the x -axis, y - axis, origin, and Quadrant III. 2. In the inequality x ≥ 8, what does the symbol ≥ mean? ANSWER greater than or equal to ANSWER

Prerequisite Skills 3. Describe the meaning of the numbers in the ordered pair (–3, 2). ANSWER From the origin, move 3 units to the left and 2 units up. VOCABULARY CHECK

Prerequisite Skills 4. Write the ordered pair for each labeled point in the coordinate plane at the right. SKILL CHECK A (0, 3), B (2, -2) C (-2, 0), D (2, 1) ANSWER Plot the point in a coordinate plane. 5. (0, 4)6. ( – 2, 3) 7. (5, 24)8. ( – 2, 23) ANSWER

Prerequisite Skills ANSWER – 8x = = 9x – 24 SKILL CHECK Solve the equation. ANSWER x + 9 = – 45 ANSWER – – 1 = 6 x 4 ANSWER 28

Prerequisite Skills ANSWER – x = – 22 Solve the inequality. SKILL CHECK 14. – 9 = + 4 x 2 ANSWER – x – 4 ≤ 5 ANSWER x ≤ – 4x – 3 ≥ 12 ANSWER x ≤ – x < 2 ANSWER x < – 2