Question: I need help understanding where i'm going wrong. 35 43 -7 21 2 * 2 Need Help? Read It [0.16/0.28 Points] DETAILS PREVIOUS ANSWERS LARCOLALG10

I need help understanding where i'm going wrong.

35 43 -7 21 2 * 2 Need Help? Read It [0.16/0.28 Points] DETAILS PREVIOUS ANSWERS LARCOLALG10 7.1.015. Write the augmented matrix for the system of linear equations. (Do not perform any row operations.) 4x - y = 6 x + y = 4 0 X 16 X 10 X Need Help? Read It 4. [0.28/0.28 Points] DETAILS PREVIOUS ANSWERS LARCOLALG10 7.1.016. Write the augmented matrix for the system of linear equations. (Do not perform any row operations.) 3x + 5y = 19 -7x + 8y = -25 3 5 19 8 25 Need Help? Read It Watch It 5. [0.2/0.28 Points] DETAILS PREVIOUS ANSWERS LARCOLALG10 7.1.018.MLNeed Help? Read It Watch It 5. [0.2/0.28 Points] DETAILS PREVIOUS ANSWERS LARCOLALG10 7.1.018.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Write the augmented matrix for the system of linear equations. (Do not perform any row operations.) -2x - 5y + Z = 15 6x 8z = 24 3x - y+ z = 9 5 X 0 X 15 6 -8 24 3 0 X 10 X 9 Need Help? Read It Watch It Master It 6. [0.22/0.28 Points] DETAILS PREVIOUS ANSWERS LARCOLALG10 7.1.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Ted's Pharmacy6. [0.22/0.28 Points] DETAILS PREVIOUS ANSWERS LARCOLALG10 7.1.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Write the augmented matrix for the system of linear equations. (Do not perform any row operations.) 7x + - 92 = 20 -13y + 142 = -2 0 X 9 X 20 -13 14 1-2 Need Help? Read It Watch It 7. [0/0.28 Points] DETAILS PREVIOUS ANSWERS LARCOLALG10 7.1.021. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Write the system of linear equations represented by the augmented matrix. (Use variables x, y, z, andw, if applicable.) x = 6.667 X y = 2.333 X Need Help? Read It 3:05 PM 7/27/2020 Ted's Pharmacy StoryMY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Write the system of linear equations represented by the augmented matrix. (Use variables x, y, z, and w, if applicable.) -11 CO 31 X V 93 X Z = 11 4 X Need Help? Read It 9. [0.28/0.28 Points] DETAILS PREVIOUS ANSWERS LARCOLALG10 7.1.0285 MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Identify the elementary row operation performed to obtain the new row-equivalent matrix. Original Matrix New Row-Equivalent Matrix [- 3 2 -4] 16 - 1 - 5 Interchange Row 1 and Row 2. O Multiply Row 2 by three. Multiply Row 1 by three. Add 3 times Row 1 to Row 2. 3:05 PM 7/27/2020

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