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OpenStudy (anonymous):
What is a possible first step in eliminating a variable in the following system of equations? x + y = 3 3x – 4y = 23
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OpenStudy (anonymous):
Multiply the first equation by –4. // Choices 1 and 2. // Multiply the first equation by 3. // None of the above.
OpenStudy (anonymous):
none of the above
OpenStudy (anonymous):
because if you multiply the first equation by -4, you'll just get -8y and if you multiply the first equation by 3, youll just get 6x
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