Question
OCR J560/04 — Higher (non-calculator)
Simplify by collecting like terms: (a) 3x + 5y − 2x + 4y [2] (b) 4xy + 2x²y − xy + 3x²y [2] (c) Show that 3(2x − 1) − 2(x − 4) ≡ 4x + 5. [2]
6 marks · take your time before peeking.
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