Simplify.
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem. Round to the nearest cent.1.45% of gross monthly income goes to Medicare. If a person's gross pay is $557.17, then what is the Medicare contribution?
A. $807.90 B. $16.16 C. $4.04 D. $8.08
Provide an appropriate response.Solving for which variable in which equation involves the least amount of work?y = 3x + 157x + 7y = -91
A. x in equation 2 B. x in equation 1 C. y in equation 2 D. y in equation 1
Factor.144 - x2y2
A. (12 - xy)2 B. 144 - x2y2 C. (12 - xy)(12 + xy) D. (12 + xy)2
Solve the problem.A nuclear cooling tower cross section is a hyperbola having a diameter of 64 ft at the center. The distance between the two foci is 90 ft. What is the equation for the hyperbola?
A. 
- 
= 1
B. 
- 
= 5
C. 
- 
= 1
D. 
- 
= 1