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Class 7 maths · Q.2 · Inequalities

One-step inequalities with negative numbers

Solve like an equation. If you multiply or divide by a negative number, flip the sign. Write the sign and the number.

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  1. Solve: x − 2 < −7. Write the answer as x < a number or x > a number.

    Answer: Sign (< or >): <; Number: -5

  2. Solve: x ÷ (−5) < 4. Write the answer as x < a number or x > a number.

    Answer: Sign (< or >): >; Number: -20

  3. Solve: x + 4 < 13. Write the answer as x < a number or x > a number.

    Answer: Sign (< or >): <; Number: 9

Tip: Solve like an equation. If you multiply or divide by a negative number, flip the sign. Write the sign and the number.

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