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Algebra
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OpenStudy (anonymous):
how would you solve 6x-3y=15 and 7x+4y with elimination?
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OpenStudy (tkhunny):
I would use elimination! :-) 6x-3y=15 7x+4y ----- There seems to be something missing.
OpenStudy (anonymous):
oh whoops. 7x+4y=1o is the second equation
OpenStudy (anonymous):
10
OpenStudy (tkhunny):
6x-3y = 15 7x+4y = 10 Multiply the first by 4 24x - 12y = 60 Multiply the second by 3 21x + 12y = 30 Anything strike you, yet?
OpenStudy (anonymous):
thank you so much! that was the only problem i didnt quite understand on my homework
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OpenStudy (anonymous):
x=2 y=-1
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