Mathematics · Mathematical Operations
Which of the following equations will NOT be correct if the signs '+' and '-' are interchanged?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 163 + 21 ÷ 7 × 14 – 8 = 29
- 27 + 3 × 8 ÷ 6 – 5 = 8
- 342 × 14 ÷ 28 + 15 – 35 = 41
- 47 ÷ 21 × 42 – 14 + 18 = 20✓
Correct answer
7 ÷ 21 × 42 – 14 + 18 = 20
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