Question

3(n-5)=2.1. solve the following.​

Answer 1

3(n−5)=21⇒n−5=

3

21

⇒n−5=7

⇒n=7+5⇒n=12

Answer 2

Answer:

3(n-5)=-2

3n-15=-2

3n= -2+15

3n=13

n= 13/3