Solve the system using either Gaussian elimination with back-substitution or Gauss-Jordan elimination. (If there is no solution, enter NO SOLUTION. If there are an infinite number of solutions, set x₂ = t and solve for x, and x₂.) 2x3 = 2x₂ + 2x₂ + x3 = X₁ 3X1 + X2 3x3 = -4 (X₁₁ X2₁ X3) = ([ 5

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