Decide whether or not the ordered pair is a solution of the system.(2, -5)x + y = -3x - y = 7
A. Yes
B. No
Answer: A
Mathematics
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Graph the curve whose parametric representation is given. x = 2
, y = 3
, 5 ? t ? 7
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response. Simone was pleased with her service at a local restaurant where she had entertained some friends for dinner. She left a tip of $44 for a bill of $195.55. What tip rate did she leave for the service?
A. 18.4% B. 5.4% C. 4.44% D. 22.5%
Mathematics
Solve the problem.Suppose you pay $1.00 to roll a fair die with the understanding that you will get back $3.00 for rolling 2 or 6. What are your expected winnings?
A. $3.00 B. -$2.00 C. $1.00 D. $0
Mathematics
Find the slope of the line passing through the pair of points. ? P (-9, 14); Q (-18, -2) ?
A. m = 
B. m = - 
C. m = - 
D. m = 
E. none of these
Mathematics