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Example 5 - Solve (a) 3n + 7 = 25 (b) 2p - 1 = 23 - Teachoo

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Transcript

Example 5 Solve: (a) 3n + 7 = 253n + 7 = 25 Subtracting 7 from both sides. 3n + 7 βˆ’ 7 = 25 βˆ’ 7 3n + 7 βˆ’ 7 = 25 βˆ’ 7 Dividing 3 both sides 3𝑛/3 = 18/3 n = 6 3n + 7 = 25 Subtracting 7 from both sides. 3n + 7 βˆ’ 7 = 25 βˆ’ 7 3n + 7 βˆ’ 7 = 25 βˆ’ 7 Dividing 3 both sides 3𝑛/3 = 18/3 n = 6

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Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.