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OpenStudy (anonymous):
If you were to solve the following system by substitution, what would be the best variable to solve for and from what equation? 2x+8y=12 3x-8y=11 A. y, in the second equation B. x, in the first equation C. y, in the first equation D. x, in the second equation
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OpenStudy (anonymous):
Y
OpenStudy (anonymous):
Option C
OpenStudy (anonymous):
the reason is both have the same term 8y and -8y
OpenStudy (anonymous):
so from the second equation , you can say 8y=3x-11
OpenStudy (anonymous):
and get that in first equation, makes sense ?
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OpenStudy (anonymous):
yes ty
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