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  1. Chapter 9 Class 8 Algebraic Expressions and Identities
  2. Serial order wise

Transcript

Ex 9.1, 4 (b) Subtract 3xy + 5yz – 7zx from 5xy – 2yz – 2zx + 10xyz We have to subtract 1st expression from the 2nd expression. So, we write 2nd expression first. Putting like terms below like terms

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.