Solve the system of equations.x + 5y + 3z = 31 5y + 3z = 29 z = 3
A. No solution
B. (2, 4, 3)
C. (2, 3, 4)
D. (3, 4, 2)
Answer: B
Mathematics
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A point P(x, y) in rectangular coordinates is given. Determine the polar coordinates 
such that 
and 
(-2, 0)
A. 
B. (2, ?)
C. 
D. (-2, ?)
Mathematics
Calculate 
.A = 
A. 211 B. -75 C. -15 D. 15
Mathematics
Solve the quadratic equation by the square root property.2x2 = 50
A. {0}
B. {-5, 5}
C. {-5
, 5
}
D. {-2, 2}
Mathematics
Solve the problem.The regular selling price of an item is $253. For a special year-end sale the price is at a markdown of 20%. Find the discount sale price.
A. $210.83 B. $303.60 C. $50.60 D. $202.40
Mathematics