Solve using the substitution method. Use a graphing calculator to check your answer. 8x + 5y = 58x + 5y = 13
A. (1, 1)
B. (8, 5)
C. No solution
D. Infinitely many solutions
Answer: C
Mathematics
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Evaluate the improper integral.
A. 
(1 - ln 2)
B. 
(1 - ln 2)
C. 
(1 - ln 2)
D. 
(1 - ln 2)
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Find the equation of the least-squares regression line. Graph the line and data points on the same graph.
A. y = 2.1 + 0.75x
B. y = 5.1 + 0.75x
C. y = 5.0 + x
D. y = 2.1 + 0.75x
Mathematics
Provide an appropriate response.The given triangles are congruent with ?A ? ?D. Write the corresponding part for 
from triangle DEF. 
A. 
B. 
C. 
D. 
Mathematics
Add or subtract. Simplify the answer.
- 
A. 
B. 
C. 
D. 
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