Chat with AIExam 6: Systems of Linear Equations and Inequalities
Exam 1: Equations and Inequalities169 Questions
Exam 2: Graphs102 Questions
Exam 3: Functions and Their Graphs162 Questions
Exam 4: Polynomial and Rational Functions115 Questions
Exam 5: Exponential and Logarithmic Functions133 Questions
Exam 6: Systems of Linear Equations and Inequalities87 Questions
Exam 7: Matrices109 Questions
Exam 8: Conics and Systems of Nonlinear Equations and Inequalities174 Questions
Exam 9: Sequences, Series, and Probability155 Questions
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A health food company mixes dried fruit with walnuts to make a trail mix blend. How many pounds of each ingredient must be mixed if dried fruit sells for $6.63 per pound, walnuts sell for $4.38 per pound, and the company produces 65 pounds per batch valued at $419.70? Let d represent the number of pounds of dried fruit and w the number of pounds of walnuts.
(Multiple Choice)
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(39) Solve the system of linear equations by substitution.
5x + 2y = -19
8x - 4y = -52
(Multiple Choice)
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(40) Find the value of the objective function z = 2x + 6y at each of the vertices 
and 
and then state the maximum and minimum values of the function.
and and then state the maximum and minimum values of the function. (Multiple Choice)
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(54) Select the form of the partial fraction decomposition for the given rational expression. Do not solve for the constants.
(Multiple Choice)
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(41) Find the value of the objective function z = 8x + 4y at each of the vertices 
and 
and then state the maximum and minimum values of the function.
and and then state the maximum and minimum values of the function. (Multiple Choice)
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(38) Solve the system of linear equations by elimination.
5d + 7f = 16
-5d - 3f = -24
(Multiple Choice)
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(38) Employ the following supply and demand equations.
Write a system of linear inequalities corresponding to the producer surplus.
Write a system of linear inequalities corresponding to the producer surplus. (Short Answer)
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