Solving 3 x 3 Linear Systems

Question 1

x - y - 2z = 4-x + 3y - z = 8-2x - y - 4z = -1 Given that (3, 3, –2) is a solution to the given system, the point is solution(s) to the system shown.

Revolt · Accepted Answer

the only

Question 2

Given that (3, 3, –2) is a solution to the given system, which of the following statements are possibly true of the system?Check all of the boxes that apply.

Revolt · Accepted Answer

The system is consistent.; The system is independent.

Question 3

What is the new 2 × 2 system?

Revolt · Accepted Answer

2y – 3z = 12 –3y – 8z = 7

Question 4

What is the resulting equation?

Revolt · Accepted Answer

2r + 3p = 15.50

Question 5

✔ aX rp

Revolt · Accepted Answer

✔ a; Now use equation with equation (2) or equation (3) to eliminate .: a

Question 6

Now use equation with equation (2) or equation (3) to eliminate .

Revolt · Accepted Answer

a

Solving 3 x 3 Linear Systems Answers

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