Solve the linear equation.6x - 1 = 7(x - 8)
A. {-55}
B. {57}
C. {-57}
D. {55}
Answer: D
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Fill in the blank with <, >, or = to make a true comparison statement. 3.4 
3.004
A. > B. = C. <
Find the slope of the line and sketch its graph.y + 3 = 0 
A. slope = - 
B. slope is undefined
C. slope = -3
D. slope = 0
Solve the system.
A. (4, 3), (3, 4) B. (-4, 3), (-3, 4) C. (-4, -3), (-3, -4) D. (4, -3), (3, -4)
Solve the problem.The strength of a rectangular beam ( in pounds per square inch ) varies jointly as the width of the beam ( in inches) and the square of the depth ( in inches). If the strength of a beam that is 2 inches wide and 12 inches deep is 1728 pounds per square inch, what is the strength of a beam that is 7 inches wide and 14 inches deep?
A. 8232 pounds per square inch B. 1372 pounds per square inch C. 8211 pounds per square inch D. 8247 pounds per square inch