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Substitution method
rebeccalr
Sep 17, 2012, 05:26 PM
The sum of two numbers is 27. One number is 3 more than the other.
rebeccalr
Sep 17, 2012, 05:27 PM
Y=2x-5
Unknown008
Sep 18, 2012, 05:18 AM
Um... no, just no.