SOLUTION: Twice a number +3 times it’s reciprocal is seven. Find the number

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Question 1135796: Twice a number +3 times it’s reciprocal is seven. Find the number
Found 3 solutions by josgarithmetic, MathLover1, ikleyn:
Answer by josgarithmetic(39621)   (Show Source):
You can put this solution on YOUR website!
n, "a number"

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Twice a number +3 times it’s reciprocal is seven. Find the number
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Twice a number PLUS 3 times it’s reciprocal is seven. Find the number
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Answer by MathLover1(20850)   (Show Source):
You can put this solution on YOUR website!
let a number be
then it’s reciprocal is

Twice a number:
+3 times it’s reciprocal:
is seven:

............solve for

........both sides multiply by

solutions:

Answer by ikleyn(52817)   (Show Source):
You can put this solution on YOUR website!
.
Twice a number +3 times it’s reciprocal is seven. Find the number
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            Your formulation is TOTALLY WRONG since you INCORRECTLY USE " it's ".

            The correct formulation is

Twice a number +3 times its reciprocal is seven. Find the number

            It seems to me that it was explained MANY TIMES to you in this forum.
            Why you still did not learn it ?

Solution

2x + = 7 ===================> 2x^2 + 3 = 7x ===================> 2x^2 - 7x + 3 = 0 = = = . There are two answers: The number 3 and the number .