Nine Exercises
Forming ROW OPERATIONS

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Nine SIMPLEX TABLEAUs are shown, for which pivot row and pivot column were chosen in earlier exercises: for each tableau, the pivot is encircled. First complete the row operation which changes the pivot row. Click here to review PIVOTING rules. For each tableau, decide which column is the pivot column before you move the mouse.

 [1] The row operation pictured below is the first used to pivot on the number encircled in red: click on the button below which fills the yellow box. When you respond correctly, the next pivoting step will appear.

 r2 ÷ = R2

 What number fills the yellow box?

 [2] The row operation pictured below is the first used to pivot on the number encircled in red: click on the button below which fills the yellow box. When you respond correctly, the next pivoting step will appear.

 r2 ÷ = R2

 What number fills the yellow box?

 [3] The row operation pictured below is the first used to pivot on the number encircled in red: click on the button below which fills the yellow box. When you respond correctly, the next pivoting step will appear.

 r2 ÷ = R2

 What number fills the yellow box?

 [4] The row operation pictured below is the first used to pivot on the number encircled in red: click on the button below which fills the yellow box. When you respond correctly, the next pivoting step will appear.

 r2 ÷ = R2

 What number fills the yellow box?

 [5] The row operation pictured below is the first used to pivot on the number encircled in red: click on the button below which fills the yellow box. When you respond correctly, the next pivoting step will appear.

 r1 ÷ = R1

 What number fills the yellow box?

 [6] The row operation pictured below is the first used to pivot on the number encircled in red: click on the button below which fills the yellow box. When you respond correctly, the next pivoting step will appear.

 r2 ÷ = R2

 What number fills the yellow box?

 [7] The row operation pictured below is the first used to pivot on the number encircled in red: click on the button below which fills the yellow box. When you respond correctly, the next pivoting step will appear.

 r2 ÷ = R2

 What number fills the yellow box?

 [8] The row operation pictured below is the first used to pivot on the number encircled in red: click on the button below which fills the yellow box. When you respond correctly, the next pivoting step will appear.

 r1 ÷ = R1

 What number fills the yellow box?

 [9] The row operation pictured below is the first used to pivot on the number encircled in red: click on the button below which fills the yellow box. When you respond correctly, the next pivoting step will appear.

 r1 ÷ = R1

 What number fills the yellow box?