Follow the order of operations to simplify the expression.
2? 
A. 
B. 
C. 
D. 
Answer: A
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Convert the given unit of measure to the measure shown.20 kilograms to milligrams
A. 20,000,000 milligrams B. 0.02 milligram C. 2000 milligrams D. 0.2 milligram
Solve the problem.Anwar invested $2500 at 4% compounded semiannually. In how many years will Anwar's investment have tripled? Round your answer to the nearest tenth of a year.
A. 4.2 years B. 27.7 years C. 27.5 years D. 3.5 years
Plot the ordered pairs on the rectangular coordinate system provided.A(-4, -2), B(-2, 3)
A. 
B. 
C. 
D. 
Write the system in the form 
Then solve the linear system by computing 
with a calculator. Round numbers to the nearest tenth, as necessary.2.6x - 1.4y - 5.0z = 3.84.6x - 6.6y - 0.6z = -2.63.9x + 1.0y + 2.1z = 8.9
A. (7.8, 7.1, -1.0) B. (9.8, 8.9, -1.2) C. (3.9, 3.6, -0.5) D. (2.0, 1.8, -0.2)