Mathematics 9709 · AS & A Level · Algebra

Algebra — practice question

(main)[3]

Solve for $x$ in the inequality $|3x + 1| > 8$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: State or imply the equivalent non-modular inequality $(3x+1)^2>8^2$, or the matching equation or pair of linear equations

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