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OpenStudy (anonymous):
5x + 2y = 8 x + y = 4 If you want to solve the system of equations by addition, which of the following could you do? Multiply the second equation by 5 and add. Multiply the second equation by 2 and add. Multiply the second equation by -2 and add.
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OpenStudy (anonymous):
where are your choices?
OpenStudy (anonymous):
Multiply the second equation by 5 and add. Multiply the second equation by 2 and add. Multiply the second equation by -2 and add.
OpenStudy (anonymous):
I think it is A. I usually solve these by substitution, but I think A is correct.
OpenStudy (anonymous):
thx
OpenStudy (anonymous):
sure thing. :)
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