SOLUTION: When 189 Is Sudtracted From Five Times A Certain Number, The Result Is Equal To One Half Of The Original Number. Find The Number. U Can Also Send To My Phone Number 08109194771 W

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: When 189 Is Sudtracted From Five Times A Certain Number, The Result Is Equal To One Half Of The Original Number. Find The Number. U Can Also Send To My Phone Number 08109194771 W      Log On


   

Question 971476: When 189 Is Sudtracted From Five Times A Certain Number, The Result Is Equal To One Half Of The Original Number. Find The Number. U Can Also Send To My Phone Number 08109194771 WHATSAPP
Answer by anand429(138) About Me  (Show Source):
You can put this solution on YOUR website!
Let the number be a,
Then, as per ques.
5a-189=a%2F2
=> 5a-a%2F2=189
=> 9a%2F2=189
=> a=189%2A2%2F9
=> a=42 Ans.
Check
42*5-189= 210-189 =21 =42/2.