Solve the problem.Carney and Dobler sell auto and hazard insurance. Their sales, in dollars, for the months of July and August are given in the following matrices. Auto HazardJuly: 
August: 
Find a matrix that gives the increase (decrease) in sales by each salesman for each type of insurance from July to August.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Evaluate the integral.
A. 
sin 4x + 
sin 12x + C
B. 
sin 4x - 
sin 12x + C
C. 
sin8x + 
sin 4x + C
D. 
cos 4x + 
cos 12x + C
Mathematics
Solve the equation.2x + 7 = 2(x + 7)
A. 7 B. no solution C. 0 D. 14
Mathematics
Solve. First combine any like terms on each side of the equation.-5x - 6x = 11
A. 1 B. 11 C. -1 D. - 11
Mathematics
Simplify the expression by combining like terms.-3x + 9x + 7x
A. 13 + x B. 13 C. 13x D. 6x + 7x
Mathematics