Solving equations GCSE questions
Solving linear equations GCSE questions: balance method, brackets, and unknowns on both sides. Cover the answers and have a go first.
Golden rule
Whatever you do to one side, do to the other. Check by substituting your answer back in.
Practice questions
Cover the answers and have a go first. Worked solutions are underneath.
Solve x + 7 = 15
Solve 3x = 21
Solve 2x + 5 = 17
Solve 5x − 2 = 3x + 8
Solve 3(x − 2) = 9
Solve 4x + 3 = 2x − 9
Common mistakes
- Doing an operation to only one side.
- Sign errors when moving terms.
Answers and working
Frequently asked questions
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See solving linear equations: https://revise-easy.com/gcse-maths/algebra/solving-equations/
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