Solve the system. If the system has infinitely many solutions, write the solution set with x arbitrary.6x + 2y - z = -24x - y + 2z = 1-12x - 4y + 2z = 0
A.
B. ?
C.
D. {(0, 0)}
Answer: B
Mathematics
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A. 2% B. 0.02% C. 0.002% D. 0.2%
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Solve.x2 - x = 20
A. -4, -5 B. 1, 20 C. 4, 5 D. -4, 5
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Each line contains the given points. Find the slope of each line to determine if the lines are parallel, perpendicular, or neither.L1: (9, 9) and (3, -7)L2: (4, -8) and (-4, -5)
A. neither B. parallel C. perpendicular
Mathematics