SOLUTION: three numbers added together total 180. The second number is twice the first and the third is three times the first. find each number

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Question 1030753: three numbers added together total 180. The second number is twice the first and the third is three times the first. find each number
Answer by addingup(3677) About Me  (Show Source):
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x+y+z = 180 (1)
y = 2x
z = 3x
Substitute in (1)
x+2x+3x = 180
6x = 180
x = 30