SOLUTION: One positive number is one-fifth of another number. The difference of the two numbers is 84. Find the numbers. Use labels to write a mathematical model. 1/5x-x= 84 is wrong I

Algebra ->  Customizable Word Problem Solvers  -> Numbers -> SOLUTION: One positive number is one-fifth of another number. The difference of the two numbers is 84. Find the numbers. Use labels to write a mathematical model. 1/5x-x= 84 is wrong I      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 658100: One positive number is one-fifth of another number. The difference of the two numbers is 84. Find the numbers.
Use labels to write a mathematical model.
1/5x-x= 84 is wrong I NEED HELP FINDING OUT THE FORMULA
Solve problem.
Answer by kevwill(135) About Me  (Show Source):
You can put this solution on YOUR website!
You're close, but you have the first two terms reversed. The formula is:
x+-+x%2F5+=+84
%285%2F5%29+%2A+x+-+x%2F5+=+84
5x%2F5+-+x%2F5+=+84
%285x+-+x%29%2F5+=+84
4x%2F5+=+84
5%2A%284x%2F5%29+=+5%2A84
4x+=+420
x+=+105