Ex 14.4, 5 Find and correct the errors in the following mathematical statements. 5y + 2y + y – 7y = 0 5y + 2y + y – 7y = 0 Solving LHS: 5y + 2y + y − 7y Taking y common = (5 + 2 + 1 − 7) y = y ∴ 5y + 2y + y − 7y = y is the correct statement.

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.

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