Expressions and Equations Quiz

Grade 6 · Math · Quiz

Test your understanding of writing, evaluating, and solving expressions and equations.

Questions

1. Evaluate 4x + 2 when x = 3.

   1. 14
   2. 11
   3. 18
   4. 10
   Show answer

   Answer: 14

   4(3) + 2 = 12 + 2 = 14

2. Solve: x + 12 = 25.

   1. x = 37
   2. x = 13
   3. x = 12
   4. x = 11
   Show answer

   Answer: x = 13

   x + 12 = 25 → x = 25 − 12 = 13

3. Which expression represents 'three less than twice a number n'?

   1. 3 − 2n
   2. 2n − 3
   3. 2 + 3n
   4. n − 3
   Show answer

   Answer: 2n − 3

   Twice a number is 2n; three less means subtract 3, giving 2n − 3

4. Solve: 6x = 54.

   1. x = 6
   2. x = 8
   3. x = 9
   4. x = 48
   Show answer

   Answer: x = 9

   6x = 54 → x = 54 ÷ 6 = 9

5. What is the value of 7 + 3y when y = 2?

   1. 13
   2. 12
   3. 20
   4. 17
   Show answer

   Answer: 13

   7 + 3(2) = 7 + 6 = 13

6. Solve: x − 5 = 14.

   1. x = 9
   2. x = 19
   3. x = 10
   4. x = 70
   Show answer

   Answer: x = 19

   x − 5 = 14 → x = 14 + 5 = 19

7. The expression 8m − 4 equals 20 when m = 3.

   Show answer

   Answer: True

   8(3) − 4 = 24 − 4 = 20 ✓

8. Solve: x ÷ 3 = 7. x = ___.

   Show answer

   Answer: 21

   x ÷ 3 = 7 → x = 7 × 3 = 21

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