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Mathematics 14 Online
OpenStudy (anonymous):

What is a possible first step to eliminate the variable x in the following system? 2x – 7y = 3 4x + 5y = –2 Answer Multiply the first equation by –2. Multiply the second equation by –3. Multiply the first equation by 7. Multiply the second equation by 2.

OpenStudy (amistre64):

any of them is a first step

OpenStudy (amistre64):

the first option is the sanest by far; but any of them can be implemented as a first step

OpenStudy (anonymous):

o ok thank you

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