SOLUTION: The product of two numbers is 21. If one of the numbers is 4/7, what is the other number?

Algebra ->  Customizable Word Problem Solvers  -> Numbers -> SOLUTION: The product of two numbers is 21. If one of the numbers is 4/7, what is the other number?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 988213: The product of two numbers is 21. If one of the numbers is 4/7, what is the other number?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
x= the other number
.
%284%2F7%29x=21 Multiply each side by 7.
4x=147 Divide each side by 4.
x=147%2F4
ANSWER: The number is 147/4 or 36 3/4.
.
CHECK:
.
%284%2F7%29%28147%2F4%29=21
588%2F28=21
21=21