SOLUTION: what is 2 times a number added to 4 times the number equals 55

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Question 352158: what is 2 times a number added to 4 times the number equals 55
Answer by checkley77(12844) About Me  (Show Source):
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2X+4X=55
9 1/6 6X=55
X=55/6
X=9 1/6 ANS.
2(9 1/6)+4(9 1/6)=55
(18 2/6)+(36 4/6)=55
(18+36)+(2/6+4/6)=55
54+1=55
55=55