Evaluate the expression for the given replacement values.5y - z
for y = 1.2 and z = 2.7
A. 3.3
B. 12.3
C. 7.2
D. 8.7
Answer: A
Mathematics
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Find the inverse, if it exists, for the matrix.
A. 
B. 
C. 
D. The inverse does not exist.
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Determine algebraically whether the graph is symmetric with respect to the x-axis, the y-axis, and the origin.x2 + y2 = 8
A. y-axis only B. x-axis, y-axis, origin C. x-axis only D. Origin only
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Find the GCF for the list of numbers.40, 32
A. 4 B. 72 C. 8 D. 5
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