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Year 8 maths · O.7 · One-step and two-step equations

Equations with parentheses: positive numbers

Distribute, or divide both sides by the number outside the parentheses first.

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See worked examples
  1. Solve for x: 3(x + 3) = 33

    Answer: 8

  2. Solve for x: 5(x + 1) = 30

    Answer: 5

  3. Solve for x: 5(x + 1) = 40

    Answer: 7

Tip: Distribute, or divide both sides by the number outside the parentheses first.

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