(a(i))[1]
Solve $3x = 18$.
(a(ii))[2]
Solve $8x - 15 = 6x + 2$.
(b)[1]
Factorise the expression $5x - 15$.
(c)[2]
Simplify $2x - 6y + 3x + 2y$.
(d)[2]
Find the value of $5u - 2v$.
(e)[2]
Make $p$ the subject of the formula $H = 7p - 3$.
(f(i))[1]
Find the value of $k$ when $x^{10} \div x^{k} = x^{3}$.
(f(ii))[1]
Find the value of $n$ when $y^{10} \times y^{n} = 1$.