Solve using the elimination method.x + y = -10x - y = -4
A. (-8, -2)
B. (7, -2)
C. (-7, -3)
D. No solution
Answer: C
Mathematics
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Find the centroid of the region bounded by the given curves.The region enclosed by the parabolas y = - x2 + 8 and y = x2
A. 
= 0, 
= 8
B. 
= 4, 
= 0
C. 
= 0, 
= 
D. 
= 0, 
= 4
Mathematics
Use the given transformation to evaluate the integral.
Rwhere R is the interior of the ellipsoid 
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Simplify the expression.  figure 1.png)
What will be an ideal response?
Mathematics
Find a system of inequalities with the given graph.
A. y ? -2x + 1 y ? 2x - 3 B. y ? -2x - 3 y ? 2x - 3 C. y ? -2x + 1 y ? 2x - 3 D. y ? -2x + 1 y ? 2x + 1
Mathematics