Example 7 - Chapter 4 Class 7 Simple Equations

Last updated at July 2, 2018 by Teachoo

Example 7 - Solve (a) 4(m + 3) = 18 (b) - 2(x + 3) = 8 - Teachoo

Example 7 - Chapter 4 Class 7 Simple Equations - Part 2

Transcript

Example 7 Solve: (a) 4(m + 3) = 184 (m + 3) = 18 m + 3 = 18/4 m + 3 = 9/2 m = 9/2 − 3 m = (9 − 3 × 2)/2 m = (9 − 6)/2 m = 𝟑/𝟐 Example 7 Solve: (b) – 2(x + 3) = 8−2 (x + 3) = 8 x + 3 = 8/(−2) x + 3 = −4 x = − 4 − 3 x = − (4 + 3) x = −7

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Chapter 4 Class 7 Simple Equations

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Ex 4.1
Ex 4.2
Ex 4.3
Ex 4.4
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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.