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$50.00 Closed, closed Mathematics Statistics 1. Write the augmented matrix for the
1. Write the augmented matrix for the linear system and then solve. -2x + 3y - 9z = 40 4x + 7y + 6z = -139 -8x - 1y - 5z = 86 A) -2 3 -9 | 40 4 7 6 | -139... 		Jan. 21, 2011