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Linear Algebra
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OpenStudy (anonymous):
x - y = 7 x + y = 3
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OpenStudy (anonymous):
What's the question
sammixboo (sammixboo):
What do you think x and y are?
OpenStudy (anonymous):
sole using the addition method
sammixboo (sammixboo):
Addition method
OpenStudy (anonymous):
solve
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sammixboo (sammixboo):
Give me sec
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
Add them, the ys will get eliminated right away
OpenStudy (anonymous):
then you can solve for x, and then plug x into any of the equations and find y, and you're done
OpenStudy (anonymous):
but i dont know how
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OpenStudy (anonymous):
i wasnt there when i learned it
OpenStudy (bee_see):
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