SOLUTION: the sum of three numbers is 180. the second number is ten more than the first. the third is three times the first. find each number

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Question 390405: the sum of three numbers is 180. the second number is ten more than the first. the third is three times the first. find each number
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
If the first number is x, then the second number is x+10 and the third is 3x. Their sum is 180, so

x+%2B+%28x%2B10%29+%2B+3x+=+180

5x+%2B+10+=+180

x+=+34