Simultaneous Equations (Year 6)

Practise simultaneous equations within Algebra for Year 6, with worked examples and instant feedback.

The questions below are generated to match the National Curriculum for Year 6 and get harder as you progress from Rookie to Guru.

Worked examples

RookieRead and interpret directly.

Simplify: 4x + 3x.

  • 7x
  • 7x²
  • 12x
  • 7

Answer: 7x. Same letter; add coefficients.

ProCompare and infer.

Expand: 5(2x − 3).

  • 10x − 15
  • 10x − 3
  • 7x − 15
  • 5x − 15

Answer: 10x − 15. Distribute: 10x − 15.

GuruMulti-step reasoning.

If a + b = 10 and a − b = 4, what is the value of a?

  • 3
  • 5
  • 7
  • 8

Answer: 7. Add the two equations: 2a = 14, so a = 7. (And b = 10 − 7 = 3.)

Related skills

Frequently asked questions

What is simultaneous equations?
Practise simultaneous equations within Algebra for Year 6, with worked examples and instant feedback.
How can my child practise simultaneous equations at home?
Work through the examples below, then start a free adaptive session. Northstar adjusts the difficulty automatically and tracks mastery over time.

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