Find the set of solutions for the linear system 3x1 6x2 3x3 8 - 5x2 + 9x3 -7 Use x3, x2, etc. for the free variables if necessary. Indicate if a variable is free by writing the same variable in the space (so if x1 is free, write x1 =x1). (50+51x3)/(-15) X2 = (-7-9x3)/(-5) X3 = x3

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