Ex 4.3, 2 - Chapter 4 Class 7 Simple Equations - Part 2

Advertisement

  1. Chapter 4 Class 7 Simple Equations
  2. Serial order wise

Transcript

Ex 4.3, 2 Solve the following equations: (b) 3(n – 5) = 213 (n − 5) = 21 n − 5 = 21/3 n − 5 = 7 n = 7 + 5 n = 12 3 (n − 5) = 21 n − 5 = 21/3 n − 5 = 7 n = 7 + 5 n = 12 3 (n − 5) = −21 n − 5 = (−21)/3 n − 5 = −7 n = −7 + 5 n = −(7 − 5) n = −2

About the Author

Davneet Singh's photo - Teacher, Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.