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Linear Algebra
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OpenStudy (anonymous):
I will award a medal to anyone who can help with a few questions? (:
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OpenStudy (anonymous):
1. 1/3y= 7/3x + 5/3 x-3y=5 2. 3x+y=-13 -2x+5y=-54
OpenStudy (anonymous):
I can try and help out.
OpenStudy (anonymous):
Okay(:
OpenStudy (anonymous):
In 1. Isolate x first in second equation In 2. Isolate y first in second equation
OpenStudy (anonymous):
So it would be 7/3x+5/3 and then -3y=5?
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OpenStudy (anonymous):
|dw:1389912456392:dw| just follow the steps and countine , you will get to an second degree equation wich you can solve with D=b2 -4ac you ll find to y and than find the x
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