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OpenStudy (anonymous):
To solve the system of equations by elimination, x + 3y = 3 and -2x + 4y = 6, what number do you multiply the first equation by to eliminate the x? A. 1 B. 0 C. 3 D. 2
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OpenStudy (anonymous):
if you have x and -2x what do you need to multiply x by so that it cancels out with -2x? (by that i mean the same as -2x but with the opposite sign)
OpenStudy (anonymous):
D. 2x+6y=6
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