Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.-7x + 9y = -14 3x - 6y = 6
A. (2, 1)
B. (1, 1)
C. (2, 0)
D. No solution
Answer: C
Mathematics
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Solve for x and express the answer to the nearest hundredth.
A. 122.80 m B. 44.70 m C. 15.29 m D. 39.47 m
Mathematics
Simplify the expression by combining any like terms.2x - 9x
A. 11x B. -7x C. -18x D. -7 + x
Mathematics
Find the LCD of the given rational expressions.
; 
A. 3(x + 4) B. 5(x + 4) C. (x + 4) D. 15(x + 4)
Mathematics
Perform the indicated row operations on the given matrix.
A. 
B. 
C. 
D. 
Mathematics