Solve for x (determinants) | Mathematics | Page 1

hexed agate May 29, 2023, 9:48 AM

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could anyone find my mistake? im not getting the same answer as the correction key (x should be a or (4b-a)/3

alpine dewBOT May 29, 2023, 9:48 AM

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hexed agate May 29, 2023, 1:14 PM

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<@&286206848099549185>

outer leaf May 29, 2023, 10:34 PM

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Cant read it... Please state the question in English.

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I try to decipher what you have done. But I cannot wrap my mind around it.

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Not to say you are wrong...

stable bridge May 29, 2023, 11:46 PM

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Wait sorry that was unrelated

hexed agate May 29, 2023, 11:47 PM

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Question is to solve the equation for x

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ive tried to make it easier to find the determinant by doing columns operations

stable bridge May 30, 2023, 12:00 AM

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Hm so i got to here

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,rccw

verbal copperBOT May 30, 2023, 12:00 AM

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stable bridge May 30, 2023, 12:01 AM

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Your 3ab should be 4ab

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You lost one on the way

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,rccw

#Solve for x (determinants)