Exam-style question
Try this first
Use a checking method for this problem: final-answer check: simplify 24y + 25y by collecting like terms. State the final answer and verify it against the information in the question.
Answer and explanation
Attempt the question first, then reveal the model answer and explanation.
Maths method check
- Topic focus: Solving equations and inequalities.
- Question style: exam_style.
- Reasoning demand: recall.
- Check the operation, notation, units, and final answer form against the question before moving on.
Common mistake
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