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if the following system of equations was written as a matrix equation in the form AX=C, and matrix A was expressed in the form a=[a c] [b d] find the value of a-b+c+d. 4x2y=7 5x-6y=9
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Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )
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if the following system of equations was written as a matrix equation in the form AX=C, and matrix A...
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