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Linear Algebra
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OpenStudy (anonymous):
Medal and a fan for helping! 3x+y=-13 -2x+5y=-54
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OpenStudy (anonymous):
y= -13-3x -2x +5(-13-3x)=-54 -2x +65-15x=-54 -17x=-54-65 -17x=-119 x=119/17 y=-13-(3*119/17) i don't have a calculator in here hope haVE helped
OpenStudy (anonymous):
Thank you so much!
OpenStudy (anonymous):
did I HELP? ask anything you want if you want help
OpenStudy (anonymous):
Yes! Can you help me with a few more?
OpenStudy (anonymous):
yes i can
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OpenStudy (anonymous):
what do you want help for
OpenStudy (anonymous):
2. 5x+4y=-83 3x-3y=-12
OpenStudy (anonymous):
3x=-12+3y x=(3y-12)/3 x=y-4 5(y-4)+4y=-83 5y-20 +4y=-83 9y=-83+20 9y=-63 y=-63/9 x=-63/9-4 what degree are you?
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