Mathematics for IGCSE & O level - Equations (Section 2 - No. 12) | ExamPlay

Mathematics for IGCSE & O level - Equations (Section 2 - No. 12)

Solve: 1/3x - 1 = 5

12

6

18

21

Explanation

Add 1 to both sides: 1/3x = 6. Multiply both sides by 3 to get x=18.

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