Use an equation to solve the problem.The average price of homes in one neighborhood decreased 8% since last year, a drop of $5,400. What was the average price of a home last year?
A. $64,500
B. $69,500
C. $68,500
D. $67,500
E. $71,500
Answer: D
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Solve the problem.Two angles are said to be complementary if their sum is 90°. If one angle measures 
degrees, find the measure of its complement.
A. (
)°
B. 51°
C. 39°
D. (
)°
Solve the problem.The function H described by H(x) = 2.75x + 71.48 can be used to estimate the height, in centimeters, of a woman whose humerus (the bone from the elbow to the shoulder) is x cm long. Estimate the height of a woman whose humerus is 
long.
A. 42.83 cm B. 157.83 cm C. 14.87 cm D. 105.63 cm
Graph the plane curve given by the parametric equations. Then find the equivalent rectangular equation.x = t3, y = t - 2; 0 ? t ? 3
A. y = 
- 2; 0 ? x ? 27
B. y = x3 - 2; 0 ? x ? 3
C. y = 
- 2; 0 ? x ? 27
D. y = x3 - 2; 0 ? x ? 1
Find the vertex of the given parabola.x = y2 + 14y + 40
A. (-7, -9) B. (-7, 0) C. (0, -9) D. (-9, -7)