If possible, solve each system by an algebraic method (substitution or addition method). Otherwise, state that the problem has no solution or an infinite number of solutions.3x + y = 1612x + 4y = 64
A. (0, 16)
B. (5, 1)
C. Infinite number of solutions
D. No solution
Answer: C
Mathematics
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Evaluate the integral.
A. 
B. 
C. 0
D. 
Mathematics
Solve the problem.An auxiliary fuel tank for a helicopter is shaped like the surface generated by revolving the curve 
, - 3 ? x ? 3, about the x-axis (dimensions are in feet). How many cubic feet of fuel will the tank hold to the nearest cubic foot?
A. 3 B. 10 C. 13 D. 5
Mathematics
Find the amplitude, period, or phase shift of the given function as requested.Find the phase shift of y = 3 sin 4
A. 4?
B. 3?
C. - 
D. 
Mathematics
Solve the problem.Determine whether 
is a solution of the system 9x + 6y + 9z = 5 6x + 3y - 3z = 14 x - y + 2z = -3.
A. No B. Yes
Mathematics