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OpenStudy (anonymous):
For the following system, if you isolated y in the first equation to use the Substitution Method, what expression would you substitute into the second equation? 2x + y = 8 -x - y = -5 Answer -8 - 2x 8 + 2x -8 + 2x 8 - 2x
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hero (hero):
8 - 2x
OpenStudy (ash2326):
8-2x
OpenStudy (ash2326):
2x+y=8 y=8-2x substitute this in second to find x and then substitute x in above to find y
OpenStudy (anonymous):
8-2x
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