20.. Write the augmented matrix of the following system of equations. x + y-z = 1 X + 5z = -4 Sy- z = 4 000 000 000

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A: see below the answer and explanation

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A: SOLVE FOR X   x=4-3y2+y2x=-4-3y2+y2y≤233 ​​

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Q: 18 ) A line with a slope of 1 passes through he points (q, -5) and (7,-8). What is the value of q? q

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Q: What is (3x4 + 2 - 2x³) + (4x³+4x4)?

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