Simplify.
A. 14
B. 7
C. 49
D. 21
Answer: B
Mathematics
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Solve the problem.A boat is towed toward a dock by a cable attached to a winch that stands 15 ft above the water level (see figure). Let ? be the angle of elevation of the winch and let z be the length of the cable as the boat is towed toward the dock. Compute 
when 
A. 
= -0.00966
B. 
= -0.42962
C. 
= -0.00075
D. 
= -0.01131
Mathematics
Provide an appropriate response.Solve the equation: 5x - (x - 3) = 9
A. x = 
B. x = 1
C. x = 
D. x = 2
Mathematics
Divide. If the division is not possible, write "undefined."
A. 1288 B. 1288 R 1 C. 1286 D. 1286 R 1
Mathematics
For the given expression, write two equal expressions with negative signs in different places.
A. - 
and - 
B. - 
and 
C. 
and 
D. - - 
and 
Mathematics