What to explore
- Algebra and equations
- Geometry and measurement
- Graphs and functions
- Probability and statistics
Try it: solve 3x + 5 = 20
Subtract 5 from both sides to get 3x = 15. Divide both sides by 3: x = 5. Check by substituting: 3 × 5 + 5 = 20. The check matters as much as the answer.
Match the method to your course
Share your year group, board, syllabus year and calculator rules before a lesson. Matric, FSc, O Level, GCSE and US school maths can place different emphasis on the same topic.