Posted by Margie on Monday, July 25, 2011 at 9:37pm.
solve by the elimination method
x+6y=12
x+7y=1

math  Mithra, Tuesday, July 26, 2011 at 8:30am
x + 6y = 12  eq 1
x + 7y = 1  eq 2

13y = 13
y = 13/13
y = 1
Sub y = 1 in eq 1 or eq 2 and find for x