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7CP Chapter 3 PRACTICE Test Name _______________________ Per ______ Date ______________ Name the property illustrated in the equation. 1. 7 + (5 + 3) = (7 + 5) +3 a) Associative Property of Addition b) Commutative Property Addition c) Distributive Property 1.________________ 2. (2 • 3) • 9 = 3 • ( 2 • 9) a) Associative Property of Multiplication b) Commutative Property of Multiplication c) Distributive Property 2.________________ Combine like terms. 3. 5x – 7 + 4y – 14 – 16x – 4y 4. –5(4 + y) + 3y 3.________________ 4.________________ 5. 4x – 6 – 2x + 2 6. 3x + 5y – 3y – 7x 5.________________ 6.________________ 7. 9x + 3(8x – 3) 8. 4(2x – 6) – 2(3 – 5x) 7.________________ 8.________________ Solve the equations. Show your work. 9. 9a – 24 = 12a 10. –4a + 12 + 8a = –36 9.________________ 10._______________ Solve the equations. Show your work. 11. 4x + 6 = 10x – 30 12. 12x = 8 + 2(5x + 3) 11._______________ 12._______________ 13. y – 14.34 = 2.7 14. x 8 13._______________ 3 14._______________ Solve and graph the inequality. (Remember what to do when you multiply or divide with a negative!!) 15. x – 7.3 > 5.7 16. 15x 15._______________ 30 16._______________ 17. x 6 3 18. 3x 18 17._______________ 18._______________