(i) (+1 x1) + (1 x X) + (4X - 2) = 0
1 + X - 8 = 0
X = +7
(ii) (X x 2) + (7X - 2) = -2
2X - 14 = -2
X = +6
maurice.mutuku answered the question on September 4, 2019 at 06:58
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