Solve the equation.3x + 8x - 19 = 3
A. {-1}
B. {3}
C. {2}
D. {6}
Answer: C
Mathematics
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Solve the problem.A stack of poles has 23 poles in the bottom row, 22 poles in the next row, and so on, with 7 poles in the top row. How many poles are there in the stack?
A. 232 B. 255 C. 248 D. 262
Mathematics
Solve the problem.If two cards are drawn without replacement from an ordinary deck, find the probability that the second card is an ace, given that the first card was an ace.
A. 
B. 
C. 
D. 
Mathematics
Solve the system of equations by the elimination method. Check your solutions. For any dependent equations, write your answer in ordered pair form.
A. {(3, 9)} B. {(4, 9)} C. ? D. {(4, 8)}
Mathematics
Rewrite the expression without absolute value bars.
A. - 
B. ± 
C. 0
D. 
Mathematics