Mathematics 4024 · O Level · Equations

Equations — practice question

(a)[2]

Solve the equation $4(p-3) = 2p + 7$.

(b)[3]

Solve the following simultaneous equations. $2x - y = 5$ $7x + 2y = 1$ Show your working.

(c)[3]

Simplify $\dfrac{m^2 + 3m}{2m^2 + 5m - 3}$ by factorising.

(d)[3]

Because $b$ is directly proportional to the cube of $a$. Given that $b=4$ when $a=2$, find the value of $b$ when $a=5$.

Worked solution & mark scheme

This 11-mark question has a full step-by-step worked solution and mark scheme. One marking point: Hence $9.5$.

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