Jambmaths question:
If p and q are two non – zero numbers and 18(p + q) = (18 + p)q. which if the following must be true
(a) q =18 (b) p =18 (c) p < 1 (d) q < 1
Jamb Maths Solution:
$\begin{align} & 18(p+q)=(18+p)q \\ & 18p+18q=18q+pq \\ & 18p=pq \\ & 18=q \\\end{align}$
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