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What are the factors affecting the movement of electrons in an electric field? If (3a-5)x+1=2ax-1 has only one solution then what shouldn't a be ? If a*2x+a=9x-3 has no real solution then a=? Does anyone know of two very small ( about marble size-any shape) devices that alert you when separated ?Thanks!? Find g(x-3) when g(x) = x^2 - 4?