Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Solving Equations
Solving Equations
Ex 4.2, 1
Ex 4.2, 2 Important
Ex 4.2, 3
Example 5 (i) You are here
Ex 4.2, 4 (i)
Question 1 (a) Deleted for CBSE Board 2024 Exams
Example 6
Example 7 (a)
Question 2 (a) Deleted for CBSE Board 2024 Exams
Question 3 (a) Deleted for CBSE Board 2024 Exams
Question 4 (a) Deleted for CBSE Board 2024 Exams
Last updated at May 29, 2023 by Teachoo
Example 5 Solve: (a) 3n + 7 = 253n + 7 = 25 Subtracting 7 from both sides. 3n + 7 − 7 = 25 − 7 3n + 7 − 7 = 25 − 7 Dividing 3 both sides 3𝑛/3 = 18/3 n = 6 3n + 7 = 25 Subtracting 7 from both sides. 3n + 7 − 7 = 25 − 7 3n + 7 − 7 = 25 − 7 Dividing 3 both sides 3𝑛/3 = 18/3 n = 6