ECZ 2018 · GCE Paper 1 — Algebra
Simplify 4(x + 2y) − (3x − 8y).
- A. x + 16y
- B. x
- C. 7x + 16y
- D. x − 16y
Verified working — step 1
Expand each bracket, then collect like terms - and the minus before the second bracket flips BOTH signs inside it.The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.
Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.
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