Solve the system by the addition method.-3x + 7y = 24-5x - 4y = -7
A. {(-1, -3)}
B. {(1, -3)}
C. {(1, 3)}
D. {(-1, 3)}
Answer: D
Mathematics
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Find the probability of getting a sum less than 9 when rolling two fair dice. ?
A.
?
B.
?
C.
?
D.
?
E.
?
Mathematics
Use Fleury's algorithm to find an Euler circuit for the graph beginning and ending at the indicated vertex. If no Euler circuit exists, state this.Using the following graph, find an Euler circuit that begins and ends with vertex C.
A. C ? D ? A ? E ? F ? A ? B ? C B. C ? D ? A ? E ? F ? A ? B ? C ? D C. No Euler circuit exists. D. C ? D ? A ? E ? F ? A ? B
Mathematics
Divide.
Round to the nearest tenth.
A. 75.4 B. 7.5 C. 75.5 D. 7.6
Mathematics
Solve the inequality. Give the solution set in both interval and graph forms.-10a + 12 > -11a + 10
A. (22, ?)
B. (-2, ?)
C. (-?, 22)
D. (-?, -2)
Mathematics