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posted by Linda Saturday, January 14, 2012 at 6:24pm.
solve the system x+6y=24, -6x+5y= -21
I would use substitution form the 1st ----> x - 24-6y into the 2nd: -6(24-6y) + 5y = -21 solve for y, then sub that back into x = 24-6y
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