A=5p+6qA = 5p + 6qA=5p+6q p=10p = 10p=10 q=−2q = -2q=−2
Work out the value of AAA.
Practise CIE IGCSE Maths Substitution with exam-style questions for Core and Extended tier. 27 questions, matched to the CIE IGCSE Maths (0580) specification and written in Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended) style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.