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etisalat 52%) D 6:14 PM webwork.aurak.ac.ae Previous Problem Problem List Next Problem (5 points) Linear System - Three Variables Solve the following system of equations using Gaussian elimination method. If there are no solutions, type "N" for both x, y and z. If there are infinitely many solutions, type "z" for z, and expressions in terms of z for z and y. Note: You can earn partial credit on this problem. Preview My Answers Submit Answers You have attempted this problem 0 times. You have unlimited attempts remaining. Email instructor Page generated at 03/23/2018 at 06:16pm GST WeBWorK 1996-2017 theme: math4 I ww version: WeBWork-2.13Explanation / Answer
our augumented matrix
Make the pivot in the 1st column by dividing the 1st row by 6
Eliminate the 1st column
Make the pivot in the 2nd column by dividing the 2nd row by 15/2
Eliminate the 2nd column
Make the pivot in the 3rd column by dividing the 3rd row by -119/15
Eliminate the 3rd column
Solution set:
x = 80/119
y = 66/119
z = -90/119
x y z b 1 6 5 9 0 2 -3 5 1 0 3 6 -6 -7 6Related Questions
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