Solve the system of equations using matrices. x + y + z = 0 x - y + 2z = -62x + y + z = 3
A. (-4, 1, 3)
B. (3, 1, -4)
C. (6, 1, -4)
D. (-4, 3, 1)
Answer: B
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Use the distance formula to find the distance between the pair of points.(-5, -3) and (5, -7)
A. 84
B. 14
C. 84
D. 2
Solve the problem and write the answer using scientific notation.The national debt of a small country is 
and the population is 2,135,000. What is the amount of debt per person?
A. $3.68 × 106 B. $36.80 C. $3.68 × 103 D. $3.68
Provide an appropriate response.Does a person who receives a 2
% pay raise in a year in which inflation runs 6% experience a net gain or loss in purchasing power (ignoring taxes)? Explain.
What will be an ideal response?
Make the indicated conversion with American units of capacity.A recipe calls for 7 fluid ounces of water. How many cups is this?
A. 1
c
B. 14 c
C. 
c
D. 3
c