(a)[2]
Solve for $x$ in $4x + 7 = 16$.
(b)[2]
Solve for $y$ in $5(4 - y) = 30$.
(c)[2]
Write down every integer that makes the inequality $-\frac{3}{2} \leq x < 3$ true.
(d)[3]
Rearrange the formula $y = \frac{4y - x}{3x}$ so that $x$ is the subject.
(e)[4]
Simplify the expression $\frac{12x^2 - 3y^2}{2x^2 + 8x - xy - 4y}$.