SOLUTION: One number is 12 more than another. The sum of the smaller number and twice the larger number is 39. Find the larger number. I have tried this below, but I am unsure if I have

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Question 95543: One number is 12 more than another. The sum of the smaller number and twice the larger number is 39. Find the larger number.
I have tried this below, but I am unsure if I have done this correctly. This is so confusing, and driving me crazy as I try to figure this out.
x(x+12)=x+2x
Answer by stanbon(48568) (Show Source):
You can put this solution on YOUR website!
One number is 12 more than another. The sum of the smaller number and twice the larger number is 39. Find the larger number.
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smaller number = x
larger number = x+12
EQUATIOn:
x + 2(x+12) = 39
x+2x+24 = 39
3x = 15
x = 5 (smaller number)
x+12 = 17 (larger number)
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Cheers,
Stan H.