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OpenStudy (anonymous):
I am not sure if I have this problems correct so someone please help! -2(2x+9)>-4x+9 -4x-18>-4x+9 +4x +4x 0x-18>9 Because I got 0x this mean that the problem is never ture. Correct?
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ganeshie8 (ganeshie8):
you're correct, but the reason is not correct
ganeshie8 (ganeshie8):
-2(2x+9)>-4x+9 -4x-18>-4x+9 +4x +4x 0x-18>9 -18 > 9 FALSE
ganeshie8 (ganeshie8):
-18 is on FAAAR left side of 9 on number line. so -18 is never greater than 9
OpenStudy (anonymous):
@ganeshie8 Oh! Alright! I understand now! Thank you so much!
ganeshie8 (ganeshie8):
|dw:1380911238420:dw|
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