Tell how many solutions the system has. Do not actually solve. x - 3y = 63y + 1 = x
A. Infinitely many
B. One solution
C. No solution
Answer: C
Mathematics
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A. 
B. 
C. 
D. 
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Graph the function.y = -sec x
A. 
B. 
C. 
D. 
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Solve the system of equations using substitution.
A. x = 1, y = 4; x = 4, y = 19 or (1, 4), (4, 19) B. x = 2, y = -1; x = -2, y = -1 or (2, -1), (-2, -1) C. x = 2, y = -1; x = 1, y = 2; x = -1, y = 2; x = -2, y = -1 or (2, -1), (1, 2), (-1, 2), (-2, -1) D. x = 1, y = 2; x = -1, y = 2 or (1, 2), (-1, 2)
Mathematics