Solve the system of equations by elimination.
x + 
y = 
5x + 2y = 52
A. (-4, 12)
B. (-12, 5)
C. (-12, 4)
D. (12, -4)
Answer: D
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Provide an appropriate response.A student claims that 
always exists, as long as a and b are both positive. Refute this by giving an example of a function for which this is not true.
What will be an ideal response?
Find the unknown length in the right triangle. If necessary, approximate the length to the nearest thousandth.
A. 6.325 ft B. 10 ft C. 20 ft D. 40 ft
The graph of the given function is drawn with a solid line. The graph of a function, g(x), transformed from this one is drawn with a dashed line. Find a formula for g(x).f(x) = x2
A. g(x) = - 
(x + 4)2
B. g(x) = - 
(x + 4)2 + 2
C. g(x) = 
(x - 4)2 - 2
D. g(x) = (x + 4)2 + 2
Factor when possible. If the polynomial is prime, say so.x2 - x - 40
A. (x + 5)(x - 8) B. (x - 40)(x + 1) C. (x - 5)2 D. prime