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Math 4



6th Grade Equivalent Expressions Practice

6th Grade Practice Test: Equivalent Expressions

Instructions: Click on the choice that is equivalent to the given expression (same value for any x). It will turn green if right, red if wrong. Wrong answers will show a short hint.

1. Which is equivalent to 5(x + 3) + 2(x – 4)?

  • A. 5*x + 5*3 + 2*x – 2*4
  • B. 7*x + 5*3 – 4
  • C. 5*x + 5*3 + 2*x – 4
  • D. 5*x + 5*3 + 2*x + 2*4

2. Which is equivalent to 4(y – 5) – 3(y + 2)?

  • A. 4*y – 4*5 + 3*y + 3*2
  • B. 4*y + 4*5 – 3*y – 3*2
  • C. 4*y – 4*5 – 3*y – 3*2
  • D. 4*y – 5 – 3*y + 2

3. Which is equivalent to 6(a + 2) + 4(a – 7)?

  • A. 6*a + 6*2 + 4*a + 4*7
  • B. 6*a + 6*2 + 4*a – 4*7
  • C. 6*a + 6*2 + 4*a – 7
  • D. 10*a + 6*2 – 7

4. Which is equivalent to 9(b – 1) – 2(3b + 5)?

  • A. 9*b – 9*1 + 2*3b + 2*5
  • B. 9*b – 9*1 – 3b – 2*5
  • C. 9*b – 9*1 – 2*3b – 2*5
  • D. 9*b – 1 – 2*3b – 5

5. Which is equivalent to 7(c + 4) + 5(2c – 3)?

  • A. 7*c + 7*4 + 5*2c – 5*3
  • B. 7*c + 7*4 + 5*2c + 5*3
  • C. 7*c + 7*4 + 5*2c – 3
  • D. 12*c + 7*4 – 5*3

5. Which of the following are algebraic expressions?

  • A. 3x + 7
  • B. 4y – 9 = 15
  • C. 5(a + 2) – 3
  • D. 2x + 10 = 0

6. Which of the following are algebraic equations?

  • A. 8m – 12
  • B. 6 + 4k = 22
  • C. 9(p – 3) = 18
  • D. 7n + 5

7. Which of these are algebraic expressions?

  • A. x² + 4x – 1
  • B. 2b = 10
  • C. 15 – 3(c + 5)
  • D. 4(d + 1) + 2(d – 6)

8. Select all that are algebraic equations.

  • A. 5e + 11 = 26
  • B. 12f – 8
  • C. 7(g – 4) = 21
  • D. 3h + 9 = 5h – 7

9. Which of the following is an algebraic expression? (No equals sign)

  • A. 9j = 45
  • B. 6(k + 2) – 5k
  • C. 4m + 2 = 18
  • D. n + 12 = 30

10. Which of these are algebraic equations? (HAS an equals sign)

  • A. 10 + 3r = 25
  • B. 5(s – 7)
  • C. 8t – 4 = 20
  • D. 2(u + 9) = 40