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Subtract: 5x from 2x - Mathematics

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Question

Subtract:

5x from 2x

Sum

Solution

Change the sign of the term of the expression that is to be subtracted and then add.

Term to be subtracted = 5x
 Changing the sign of each term of the expression gives -5x.
 On adding:
2x+(-5x) = 2x-5x
= (2-5)x
= -3x

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Chapter 8: Algebraic Expressions - Exercise 8C [Page 135]

APPEARS IN

RS Aggarwal Mathematics [English] Class 6
Chapter 8 Algebraic Expressions
Exercise 8C | Q 4.1 | Page 135

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