Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination. 6x + 7y = -1612x + 14y = -18
A. (2, -4)
B. (5, 40)
C. (2, 40)
D. No solution
Answer: D
Mathematics
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Perform the operation and reduce to lowest terms.5
× 2 × 
A. 4
B. 10
C. 7
D. 10
Mathematics
Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.y = 9x4 + 9x + 1
A. y-axis B. x-axis C. origin D. x-axis, y-axis, origin E. none
Mathematics
Factor when possible. If the polynomial is prime, say so.24 + 23x + x2
A. (x + 24)(x + 1) B. (x + 6)(x + 4) C. (x + 24)(x - 1) D. prime
Mathematics
Solve the system.
A. {(2, 6), (-2, 6), (2, -6), (-2, -6)} B. {(-2, -6), (-6, -2)} C. {(2, -6), (2, 6)} D. {(2, 6), (6, 2), (-2, -6), (-6, -2)}
Mathematics