Ex 4.3, 1 (e) - Chapter 4 Class 7 Simple Equations

Last updated at April 16, 2024 by

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Ex 4.3, 1 Set up equations and solve them to find the unknown numbers in the following cases: (e) Munna subtracts thrice the number of notebooks he has from 50, he finds the result to be 8.Let, Number of notebooks Munna has = x Given that, Subtracting thrice of x from 50 = 8 50 − 3x = 8 50 = 8 + 3x 8 + 3x = 50 3x = 50 − 8 3x = 42 x = 42/3 x = 14

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.