Book a personalised 1:1 class with LearnoHub
Search
Let the question is
3x + 3 = 30
=> 3x = 30 - 3
=> 3x = 27
=> x = 27/3
=> x = 9
Again let the question is
3x - 3 = 30
=> 3x = 30 + 3
=> 3x = 33
=> x = 33/3
=> x = 11