Lesson T2.3.1

T2.3.1 Solving linear equations Quiz: KS3 Maths, Unit 2

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

In partnership with Revision Ninja

Lesson T2.3.1, Solving linear equations: 20 multiple choice questions for the KS3 Maths (National Curriculum), Unit 2: Algebra, written with Revision Ninja.

Host it live on the board and students join with a game code on their own devices, or revise alone with Free Play. The answers are revealed in the game.

Host this setFree Play

The 20 questions

  1. Solve x + 9 = 15.

    • -6
    • 24
    • 9
    • 6

  2. Solve 4x = 36.

    • 9
    • 40
    • 144
    • 32

  3. Solve 3x - 4 = 11.

    • 3
    • -5
    • 5
    • 7

  4. Solve 5 - 2x = 17.

    • 11
    • -6
    • -11
    • 6

  5. Solve 2(x + 3) = 14.

    • 11
    • 8
    • 4
    • 5

  6. Solve x/3 + 2 = 7.

    • 3
    • 15
    • 5
    • 9

  7. Solve 7x + 3 = 2x + 18.

    • 15
    • -3
    • 3
    • 4.5

  8. Solve 3(x - 2) = 2x + 1.

    • 3
    • 5
    • -7
    • 7

  9. Solve 0.5x = 3.5.

    • 3
    • 70
    • 7
    • 1.75

  10. Solve (2x - 1)/4 = 3.

    • 6.25
    • 6.5
    • 3.5
    • 6

  11. Solve 6 - x = 2x - 9.

    • 3
    • -3
    • 5
    • -5

  12. Solve 10 = 3(x + 1) - 2x.

    • 7
    • 13/3
    • 5
    • 3

  13. Solve 2x/5 = 8.

    • 20
    • 16
    • 40
    • 4

  14. Solve x/4 - 3 = 1/2.

    • 2
    • 14
    • 1.5
    • 12

  15. Solve 5x - 2 = 3x + 10.

    • 8
    • -6
    • 4
    • 6

  16. Sam thinks of a number, doubles it and adds 7. The result is 29. What was the number?

    • 22
    • 11
    • 14
    • 18

  17. Three consecutive whole numbers add up to 51. What is the smallest?

    • 15
    • 16
    • 18
    • 17

  18. A taxi costs £3 plus £1.50 per mile. A fare is £12. How many miles were travelled?

    • 6.5
    • 6
    • 4.5
    • 9

  19. Solve 3(2x - 1) - 2(x + 4) = 5.

    • 3
    • 1
    • 4
    • 2

  20. Solve (x + 2)/3 = (x - 1)/2.

    • 5
    • -7
    • 7
    • 1

All KS3 Maths quizzes