5) Which of the following products can be used to solve the systems of linear equations below? 3x - 4-Z x + 2z = 5 a) 0.6 -0.21 -0.2 0.4 0.4 -0.2 ◆ ²][3] -0.21 [4] 0.6 b) 1¹1 [3-4] [0.2 -0.11 L0.4 3¹15¹1 d)

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