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OpenStudy (anonymous):
the 2nd of 3 numbers is 4times the 1st number. The 3rd number is 12 less than the 1st. Find three numbers given that their sum is 42
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OpenStudy (anonymous):
1st:9,2nd:36,3rd:3
OpenStudy (anonymous):
wait that is wrong
OpenStudy (anonymous):
let the first number be x and express each in terms of x...
OpenStudy (anonymous):
third is -3
OpenStudy (anonymous):
then x + 4x + (x-12) =42
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