Solve the equation.
+ 2 = x - 2
A. {8}
B. {-4}
C. 
D. {2, 8}
Answer: A
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Use this graph to answer the question.Big "D" Sales for 2009 and 2010 
MonthWhich month in 2010 had the highest sales?
A. Month 12 B. Month 6 C. Month 5 D. Month 3
Find an equation for the surface consisting of all points that are equidistant from the point (0,-2,0) and the plane y=2.
What will be an ideal response?
Solve.Ian had a balance of $50 in his checking account. Since then he made deposits of $172, $257 and $351 and wrote checks for $85, $114, $221, and $202. When all of the deposits are recorded and all of the checks clear, what will balance will he have in his checking account?
A. $293 B. $208 C. $158 D. $1452
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of heads is noted.
A. 
B. 
C. 
D. 