In each of the following equation as a line in the plane. For each system, graph the lines and determine geometrically the number of solutions. (a) x₁ + x₂ = 4 (c) (b) x₁ + 2x2 = 4 -2x14x2 = 4 X₂ = 3 (d) x₁ + x₂ = 1 X-X2=2 2x1 - x₂ = 3 -4x₁ + 2x₂=-6 x₁ - x₂ = 1 -x₁ + 3x₂ = 3

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A: Total female = 133+43 = 178 Total "did not graduate" = 55+43 = 98 Grand total= (126+55+133+43)  =…

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