Solve.8x - 7x = 20

A. - 
B. 20
C. 0
D. -20


Answer: B

Mathematics

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A. 15 m/sec B. 20 m/sec C. 10 m/sec D. 25 m/sec

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Use the Gauss-Jordan method to compute the inverse of the matrix, if it exists. 

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Factor completely. If the polynomial is prime, state this.24x2 - 104x - 80

A. (3x + 2)(8x - 40) B. 8(3x - 2)(x + 5) C. 8(3x + 2)(x - 5) D. (24x + 16)(x - 5)

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