Use Cramer's rule to solve the system of linear equations. 5x - 7y = 15-3x + 5y = -9
A. (3, 1)
B. (3, 0)
C. No solution
D. (2, 1)
Answer: B
Mathematics
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A. Converges B. Diverges
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Find the perimeter of the figure.
A. 22 yd B. 24 yd C. 30 yd D. 23 yd
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Solve for the indicated variable.I = 
, for n
A. n = 
B. n = IR - E + Ir
C. n = 
D. n = 
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Solve the following system by any appropriate method. If there is no real number solution, so state.y - 9x = 09x2 + y2 = 90
A. (1, 9) B. (-1, -9), (1, 9), (-1, 9), (1, -9) C. (-1, -9), (1, 9) D. (-1, -9)
Mathematics