Evaluate the expression for the given replacement values.
for x = -4, y = 3, and z = -2
A. 
B. 
C. - 
D. - 
Answer: B
Mathematics
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Answer the question.Find an irrational number between 1.67 and 1.68.
A. 1.683133133313333... B. 1.673 C. 1.681 D. 1.673133133313333...
Mathematics
Write the system of linear equations that the augmented matrix represents. Use the variables x, y, and z.
A. 14x + 8y = 9 9x + 3y = 5 B. 8x + 14y = 9 3x + 9y = 5 C. 8x + 14y = -9 9x + 3y = -5 D. 8x + 14y = 9 9x + 3y = 5
Mathematics
Solve the linear equation 
for y.
A. 
B. 
C. 
D. 
E. no solution
Mathematics
Solve.5x + 2y + z = -112x - 3y - z = 177x + y + 2z = -4
A. (0, 6, -1) B. (-3, 0, 4) C. (3, 0, -4) D. (0, -6, 1)
Mathematics