Question

In an isosceles triangle, the equal sides measure 4x - 1 and x + 5 units. Find the value of x.

Answer 1

Since the sides are equal,
$4x-1=x+5$ [1 mark]
$\Rightarrow 3x=6$
$\Rightarrow x=\frac{6}{3}=2\text{units}$ [1 mark]