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Simplify: "M"/5 - "M - 2"/3 + "M" - Mathematics

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Question

Simplify: `"m"/5 - "m - 2"/3 + "m"`

Sum

Solution

`"m"/5 - "m - 2"/3 + "m"/1`

`= (3"m" - 5("m" - 2) + "15m")/15`

`= (3"m" - 5"m" + 10 + 15"m")/15`

`= (18"m" - 5"m" + 10)/15`

`= (13"m" + 10)/15`

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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 (E)

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Selina Concise Mathematics [English] Class 7 ICSE
Chapter 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (E) | Q 20
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