Solve the system of equations using Cramer's rule.-4x - y + 7z = 24-4x + 5y + 7z = 78 -5x - 5y + z = -58

A. (4, 7, 9)
B. (4, -9, 7)
C. (-4, 9, 8)
D. (4, 9, 7)


Answer: D

Mathematics

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Solve the equation by the zero-factor property.(4x + 8)(x + 6) = 61x + 41

A. {- , -6}
B. {- , - }
C. {, 7}
D. {- 2, - , -6}

Mathematics

Use set notation to list all the elements of the set.The integers from 3 to 7 inclusive

A. {3, 4, 5, 6, 7} B. {4, 5, 6, 7} C. {3, 4, 5, 6} D. {4, 5, 6}

Mathematics

Find the exact value of the expression.

A. -2
B. - 
C. -
D. - 

Mathematics

Complete the ordered pairs. Then graph the equation by plotting the points and drawing a line through them.x = y + 6(0, ), ( , 0), (3, )

A. (0, 6), (6, 0), (3, 3)

B. (0, -6), (-6, 0), (3, -9)

C. (0, 6), (-6, 0), (3, 9)

D. (0, -6), (6, 0), (3, -3)

Mathematics