Simplify : 2 6 + 4 {"M"-6(7 - Overline("N"-"P")) + "Q"} - Mathematics

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Sum

Simplify : `2[6 + 4 {"m"-6(7 - overline("n"+"p")) + "q"}]`

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Solution

`2[6 + 4 {"m"-6(7 - overline("n"+"p")) + "q"}]`

= 2[6 + 4 {m − 6 (7 − n − p) + q }]

= 2[6 + 4 {m − 42 + 6n + 6p + q}]

= 2[6 + 4m − 168 + 24n + 24p + 4q]

= 2[4m + 24n + 24p + 4q − 162]

= 8m + 48n + 48p + 8q − 324

Concept: Simplification of Expressions
  Is there an error in this question or solution?
Chapter 11: Algebraic Expressions - Exercise 11 (E) [Page 147]

APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 11 Algebraic Expressions
Exercise 11 (E) | Q 1.07 | Page 147
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