Find the values of x in this equation: x -15/x= 2 A. -7,3 B. -5,2 C. -7,5 D. -2,5 E. -3,5
Multiply by the reciprocal x-15/x=x/x-15 Once you do that you get this \[\huge~\rm~x−15=2x \] Can you solve for x and tell me what you get? :)
15=x?
Hmm you seemed to have made an error can you show how you got that?
I look the x and subractted it on both sides
ok so -15=3x
x - 15 = 2x.....try subtracting x from both sides...and don't forget the signs
Whats next?
Divide 3x/-15
And what do you get?
wait..where are you getting the 3x
-5, so the answer is B?
Wait 2-1-1x x−15=2x -15=1x divide from here sorry for the msitake
*mistake
Thats not getting me an answer
-15/1=?
-15
you could just try subbing in your answer choices to see which one is true
Good so x=-15
I tried that nothing came out to 2
o.O it wants the values of x A. -7 -15/3= 2 Is this true or false?
I guess its true
Dont guess try it out -7-15=?
2
we are subtracting 15 from -7 -7 - 15 =?
The problem might be confusing x - 15 OVER x = 2
I took option A (the values of x) And plugged them in for you
this makes no sense...your answer will never come out to be 2 because you are dividing a negative by a positive...resulting in a negative
Well its a question sadly, I subbed them all in everyway i could and never got 2
wow...is this an online assignment? Is there a none of the above option?
Yes, and yes
Then just hit none of the above :P
Opps no for the second one
OH .-. yeah im not sure @texaschic101 is right though none are true
Did you mistype anything?
Nope I hit E and went on
hmm sorry for improper help :/
Is this the question? \(\dfrac{x-15}{x}=2\)
yea
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I have plenty more questions to lol
E is correct
x - (15/x) = 2 x^2 - 15 = 2x x^2 - 2x - 15 = 0 (x - 5)(x + 3) = 0 x = -3, 5
(x - 15) / x = 2/1 cross multiply 2x = x - 15 x = -15 I don't see any other answer it could be....oh....is it written like pooja wrote ?
It should have been written that way .-. that's the only possible answer
no, she said it was (x-15)/x...
that's the only way we can get an answer though
So congrats you got it correct! :D
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