Solve the system of equations. x - z = -73x - y= -1 x + y + z = 18
A. (-1, 7, 9)
B. (2, 7, 9)
C. (2, 3, 9)
D. No solution
Answer: B
Mathematics
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Simplify.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Given the acceleration, initial velocity, and initial position of a body moving along a coordinate line at time t, find the body's position at time t.a = 16 cos 3t, v(0) = 5, s(0) = -12
A. s = 
sin 3t + 5t - 12
B. s = - 
cos 3t + 5t - 12
C. s = 
cos 3t - 5t - 12
D. s = - 
sin 3t + 5t - 12
Mathematics
Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = -x2 - 10x - 27
A. Maximum: -2 B. Maximum: 2 C. Minimum: 2 D. Minimum: 0
Mathematics
Use the vertical-line test to determine whether the graph represents a function.
A. Yes B. No
Mathematics