(a)[2]
Simplify the expression $4a - b + 6b - 7a$.
(b)[2]
Solve the equation $\frac{m}{2} - 4 = 5$.
(c)[2]
Rearrange $u = \frac{t + 4}{3}$ so that $t$ is the subject.
(d)[2]
Expand the expression $3y(2y^2 + 5)$.
Mathematics 4024 · O Level · Algebraic manipulation