Solve.The difference of four times a number and seven times the same number is 9. Find the number.
A. 3
B. 4
C. -3
D. -4
Answer: C
Mathematics
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Solve the equation by clearing the coefficient.-2a = -28
A. a = 2 B. a = 26 C. a = -26 D. a = 14
Mathematics
Write the equation of the line with the given slope and y-intercept.Slope 6; y-intercept is 9
A. y = -9x - 6 B. y = 9x + 6 C. y = 6x + 9 D. y = -6x - 9
Mathematics
Solve the problem.Find an Euler circuit for the following graph by labeling the edges 1, 2, 3, and so on in the order in which they can be traveled. 
A. none of these
B. 
C. 
D. 
E. 
Mathematics
Find the exact value of the expression.tan 345°
A. 
B. 2 + 
C. -2 - 
D. 
Mathematics