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Evaluate: 19abc − 11abc − 12abc + 14abc

Evaluate:

19abc − 11abc − 12abc + 14abc

Sum

19abc − 11abc − 12abc + 14abc

= abc (19 − 11 − 12 + 14)

= abc (33 − 23)

= 10abc

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Chapter 14: Fundamental Concepts (Including Angles and their Properties) - Exercise 19 (A)

Chapter 14 Fundamental Concepts (Including Angles and their Properties)
Exercise 19 (A) | Q 5.4

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