SOLUTION: the sum of two numbers is 63. if one number is twice the others, what are the numbers?

Question 552090: the sum of two numbers is 63. if one number is twice the others, what are the numbers?
Answer by neatmath(302) (Show Source): You can put this solution on YOUR website!

Let the first number be x.

Then the second number must be 2x.

Then we can set up an equation for the given information:

given

combined like terms

divided both sides by 3

If x=21, then

Our two numbers are 21 and 42, and indeed, they do add up to 63.

I hope this helps! :)

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