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 July 17th, 2008, 06:49 AM #1 Newbie   Joined: Jul 2008 Posts: 1 Thanks: 0 Coordinate Geometry Solve the following system of equations using the elimination method by equating coefficients: 11x – 5y + 61 = 0 3x - 20y – 2 = 0 Find Your Solution Here; www.wintestorbit.info/PlayExplanation.a ... roblemTest
 July 18th, 2008, 11:26 PM #2 Global Moderator   Joined: Dec 2006 Posts: 21,036 Thanks: 2274 Subtracting the second equation from 4 times the first equation gives 41x + 246 = 0, so x = -6. Hence y = -1.

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