13x
______
8x+7
divided by
5x-7
______
8x+7
I got..
8x-7
_____
14
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jimthompson5910 (jim_thompson5910):
13x
______
8x+7
divided by
5x-7
______
8x+7
turns into
13x
______
8x+7
times
8x+7
______
5x-7
jimthompson5910 (jim_thompson5910):
multiply straight across to get
(13x)(8x+7)
------------
(8x+7)(5x-7)
OpenStudy (anonymous):
ugh! :(
jimthompson5910 (jim_thompson5910):
don't worry, just keep at it and you'll get it eventually
jimthompson5910 (jim_thompson5910):
the 8x+7 terms will cancel leaving you with
13x
---------
5x - 7
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OpenStudy (anonymous):
i came up with 5x-7
________
13 x
OpenStudy (anonymous):
i am upside down LOL
jimthompson5910 (jim_thompson5910):
lol not sure how that happened
OpenStudy (anonymous):
13x . 5x-7
______ ---- --------
8x+7 . 8x+7
You flip the fraction on the right
13x 8x+7
______ X --------
8x+7 5x-7
Then the 8x+7 cancels out on both sides
13x
------
5x-7
OpenStudy (anonymous):
Does this help @teenandtoddlermom ?
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OpenStudy (anonymous):
yes, thank you Hawk. :)
OpenStudy (anonymous):
do u have any more practice questions that u can practice with?
OpenStudy (anonymous):
yes, I have 4 more. that i am working on, and will be posting any that I feel that I need reassurance with. :)