Solve.-9x = 18
A. -27
B. -2
C. 27
D. 1
Answer: B
Mathematics
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Provide an appropriate response.Graph the following equation: y = 
x - 1 using the slope and y-intercept. 
What will be an ideal response?
Mathematics
Find the solution X for the matrix equation XA + XB =C.
A. X = C(A + B)-1 B. X = (A + B)-1 C C. none of these D. X = (B + A)-1 C E. X = C(B + A)-1
Mathematics
Does the system have one solution, no solution, or an infinite number of solutions?x - 8 = yy + 9 = x
A. No Solution B. One C. Infinite number
Mathematics
Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of feasible points. 
z = -x - 9y. Find maximum.
A. maximum: -38 B. maximum: -47 C. maximum: -22 D. maximum: -30
Mathematics