Provide an appropriate response.Solve the following linear programming problem using the simplex method:MaximizeP = 7x1 + 2x2 + x3subject to: x1 + 5x2 + 7x3 ? 8 x1 + 4x2 + 11x3 ? 9 x1 , x2 , x3 ? 0
A. Max P = 56 when x1 = 8, x2 = 0, x3 = 0
B. Max P = 9 when x1 = 1, x2 = 1, x3 = 0
C. Max P = 63 when x1 = 9, x2 = 0, x3 = 0
D. Max P = 0 when x1 = 0, x2 = 0, x3 = 8
Answer: A
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Simplify, if possible, by combining like terms.9a + 7b + 4a
A. 13a + 7b B. 13a + 4b C. 13a + 7 D. 20ab
Provide an appropriate response.The product of the numerator of one fraction times the denominator of the other fraction of a proportion is called a:
A. proportion B. ratio C. equation D. cross product
Write the ordered pair for each point shown in the xy-plane.
A. E(-5, -2), G(7, -2) B. E(-5, 7), G(-6, -2) C. E(-5, 7), G(-2, -6) D. E(7, 6), G(-2, -6)
Solve the problem.Some people must eat a low-sodium diet with no more than 2000 mg of sodium per day. By eating 1 cracker, 1 pretzel, and 1 cookie, a person would ingest 149 mg of sodium. If a person ate 8 pretzels and 8 cookies, he or she would ingest 936 mg of sodium. By eating 6 crackers and 7 pretzels, a person would take in 535 mg of sodium. Which of the following statements is true?
A. A cookie contains 71 mg of sodium. B. A cracker contains more sodium than a cookie. C. A pretzel contains 49 mg of sodium. D. A cracker contains 30 mg of sodium.