Question 5 - A-Level Maths

Exam Board	Edexcel
Module	Paper 2 (Paper 2)
Year	2020
Session	October
Topic	Exponential Equations & Modelling

The curve with equation \(y = 3 \times 2 ^ { x }\) meets the curve with equation \(y = 15 - 2 ^ { x + 1 }\) at the point \(P\). Find, using algebra, the exact \(x\) coordinate of \(P\).