Find the difference.y + x, for x = -9 and y = 6
A. -54
B. -3
C. 15
D. -15
Answer: B
Mathematics
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.
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, ?
What will be an ideal response?
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Find the solution to the system of equations by substitution.x - 5y = -4x + 8y = -4
A. (-4, 0) B. (4, 0) C. (0, 4) D. (0, -4)
Mathematics
The equation of a hyperbola is given. Match the equation with its graph.16x2 - 9y2 = 144
A. 
B. 
C. 
D. 
Mathematics
Convert to rectangular coordinates.(-8, ?)
A. (0, 8) B. (8, 0) C. (-8, 0) D. (0, -8)
Mathematics