0.5r - s = -1 25. 1.5m - 0.7n = 0.5 0.75r + 0.5s = -0.25
Chapter 4, Problem 24(choose chapter or problem)
0.5r - s = -1 25. 1.5m - 0.7n = 0.5 0.75r + 0.5s = -0.25
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