Use the substitution method to solve the system.-6x + 7y = -36-4x - 2y = -24
A. (6, 1)
B. (6, 0)
C. (5, 1)
D. No solution
Answer: B
Mathematics
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Use duality to solve the problem.Minimizew = 5y1 + 3y2subject to:2y1 + 3y2 ? 9 2y1 + y2 ? 11 y1 ? 0, y2 ? 0
A. 27 B. 27.5 C. 33 D. 25
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
- 4
A. 
B. 
C. 
D. 
Mathematics
Using the factoring method, solve for the roots of the quadratic equation.70x2 + 25x = 0
A. x = - 
, x = 25
B. x = - 
, x = 0
C. x = 0
D. x = - 
Mathematics
Find the midpoint of the line segment whose end points are given.(-8, -8) and (-4, -7)
A. (-4, -1)
B. (-12, -15)
C. (- 2, - 
)
D. (- 6, - 
)
Mathematics