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posted by Jack on Wednesday, July 24, 2013 at 11:18pm.
Solve system by method of elimination 0.07x + 0.02y =-0.07 0.08x - 0.06y = 0.07
.21x + .06y = -.21 .08x - .06y = .07 add the equations to eliminate y: .29x = -.14 ...
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