Solve.x + y + z = 6x - z = -2 y + 3z = 11
A. (-1, 2, -3)
B. (0, 4, 2)
C. (3, -2, 5)
D. (1, 2, 3)
Answer: D
Mathematics
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A. y = 0
B. None
C. y = 
D. y = 
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Solve the problem.A salesperson has two job offers. Company A offers a weekly salary of $350 plus commission of 10% of sales. Company B offers a weekly salary of $700 plus commission of 5% of sales. What is the amount of sales above which Company A's offer is the better of the two?
A. $7000 B. $7100 C. $14,000 D. $3500
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Determine whether f is continuous at c.f(x) = 
;c = 0
A. not continuous B. continuous
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Find the exact value of the expression using a sum, difference, or double-angle identity.2 sin 
cos 
A. - 
B. - 
C. 
D. 
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