(a(i))[3]
Determine the value of $x$ when the perimeter of the rectangle matches the perimeter of the square.
(a(ii))[7]
Determine the value of $x$ when the area of the rectangle is equal to the area of the square. Show all your working.
(b(i))[2]
Factorise the expression $x^2 + 4x - 5$.
(b(ii))[4]
Solve the equation $\frac{5}{x} - \frac{8}{x+1} = 1$. Show all your working.