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Mathematics 20 Online
OpenStudy (anonymous):

HELP with Linear algebra question please!!

OpenStudy (anonymous):

OpenStudy (loser66):

use cramer's rule.

OpenStudy (tkhunny):

Divide the 2nd equation by -2 before you do anything else. Then think about it for a moment.

OpenStudy (anonymous):

I dont understand what the answer format is, I really am lost at that point.

OpenStudy (anonymous):

Its the same line, so the number of solutions are infinite

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