Determine the real solutions to the system of nonlinear equations.2x2 + xy - y2 = 3x2 + 2xy + y2 = 3
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Answer: D
Mathematics
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Find the equation of the line described, and express your answer in the specified form.Parallel to the line 5x + 7y = 54; passes through the point (8, 8); standard form
A. 8x + 7y = 54 B. 5x + 7y = 96 C. 5x - 7y = 96 D. 7x + 5y = 8
Mathematics
Rewrite the expression with a positive rational exponent. Simplify, if possible.(
)4 
-1
A. 
B. 
C. 
D. 
Mathematics
Find the unknown number in the proportion. Round answer to the nearest hundredth when necessary.
= 
A. 3.25 B. 0.13 C. 7.70 D. 421.80
Mathematics
Solve the problem.True or false, a system of linear equations containing more equations than variables is always inconsistent.
A. True B. False
Mathematics