8 algebra questions

timer Asked: Dec 20th, 2017
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Question description

info in document below but here is a quick summary since the minimum characters is 100

  • Write and use systems of linear equations to solve problems
  • Solve systems of linear equations using graphs, tables of values, substitution, elimination, and matrices
  • Use linear programming to solve real-world problems such as ones concerned with maximizing profit or minimizing cost
  • Solve systems of linear inequalities by graphing, including absolute value inequalities

document below with the 8 questions

Name Class Date Algebra 2A Sample Work – Unit 4: Linear Systems Chapter 6 Lesson 3-1. Determine whether 1. 2x 3y 6x 9 y 8 24 each system is independent, dependent, or inconsistent. 2. x 3y 7 y 3x 7 3. Lesson 3-2. Solve each system of equations. 4. x x y y 5 3 Lesson 3-3. Solve by graphing. 6. y y x 3 3x 7 5. y 3x 1 2 x y 14 3x 4 y 12 y 34 x 4 Lesson 3-4. Solve. 7. A lunch stand makes $.75 in profit on each chef’s salad and $1.20 in profit on each Caesar salad. On a typical weekday, it sells between 40 and 60 chef’s salads and between 35 and 50 Caesar salads. The total number sold has never exceeded 100 salads. How many of each type of salad should be prepared to maximize profit? Lesson 3-5 and 3-6. Solve 8. x y z x 2 y 3z x 4 y 2z 4 3 15 using the method of your choice.

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School: Cornell University


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