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Simplify: - (7 + 6x) - 7(X + 2) - Mathematics

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Question

Simplify: - (7 + 6x) - 7(x + 2)

Sum

Solution

- (7 + 6x) - 7(x + 2)

⇒ - 7 - 6x - 7x - 14

⇒ - 7x - 6x - 7 - 14

⇒  -13 x - 21

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Performs Operations (Addition and Subtraction) on Algebraic Expressions with Integral Coefficients Only.
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Chapter 11: Fundamental Concepts (Including Fundamental Operations) - Exercise 11 (B)

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Selina Concise Mathematics [English] Class 7 ICSE
Chapter 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (B) | Q 22.03
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