Solve by elimination.2.5x + 2y = -65.50.06x - 0.25y = 11.54
A. (-10, -40)
B. (-9, 44)
C. (9, -44)
D. (10, -45)
Answer: C
Mathematics
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Integrate the given expression.
dx
A. 
x9 + C
B. 
x9 + C
C. 
x9 + C
D. 
x9 + C
Mathematics
Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.
÷ 2
A. 7
B. 
C. 
D. 
Mathematics
Graph the system of inequalities. Shade the region that represents the solution set.y? x2x + y> 2
A. 
B. 
C. 
D. 
Mathematics
Find the given power. Write answer in rectangular form.(2 - 2i)5
A. -64
+ 64
i
B. -64 + 64i
C. - 
+ 
i
D. -128 + 128i
Mathematics