Solve the absolute value inequality. Write your answer in interval notation. 
? 7
A. ?
B. 
C. 
D. 
? 
Answer: C
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Decide whether or not the ordered pair is a solution to the equation.3x + y = 14; (4, 2)
A. No B. Yes
Solve the inequality. Write the solution set in interval notation.1.4x + 3.7 > 0.6x + 0.1
A. (-4.5, ?) B. (-?, -4.6) C. (-?, -4.5) D. (-4.6, ?)
Solve the problem.An insurance company says that at age 50 one must choose to take 
at age 60, $30,000 at 70, or 
at 80 ($0 death benefit). The probability of living from 50 to 60 is 0.85, from 50 to 70, 
, and from 50 to 80, 0.46. Find the expected value at each age.
A. 60 - $8500 70 - $13,800 80 - $23,000 B. 60 - $8500 70 - $18,300 80 - $23,000 C. 60 - $6100 70 - $18,300 80 - $23,000 D. 60 - $8500 70 - $25,500 80 - $42,500
Multiply.(x + y + 4)(x + y - 4)
A. x2 + y2 + 2(xy - 4) B. x2 + y2 + 2xy + 16 C. x2 + y2 + 2xy - 16 D. x2 + y2 - 16