Answer the question.Which pair of values of x and y makes 5x + y equal 13?
A. x = 2 and y = 3
B. x = 5 and y = 12
C. x = 3 and y = 2
D. x = 12 and y = 5
Answer: A
Mathematics
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Find the sum.
A. 
B. 
C. - 
D. Does not exist
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Solve the equation.
- 
= 
A. -7
B. 
C. -1
D. 1
Mathematics
Find the probability of the event.A coin and a six-sided die are tossed. What is the probability of getting tails and a number less than or equal to 5?
A. 
B. 
C. 
D. 
Mathematics
One formula used to determine the pediatric dose of medication is c =
? d where w = the child's weight in lb, d = the adult dosage and c = the child's dosage. If the adult dosage of a certain medication is 2 oz, what is the child's dosage for a child weighing 25 lb.?
A. 3 oz
B. 1 oz
C. 
oz
D. 
oz
Mathematics