davisbrandon549 davisbrandon549

21-09-2020
Mathematics

contestada

what is the solution to the system of equations shown below 2x-y+z=4 4x-2y+2z=8 -x+3y-z+=5

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meredith48034 meredith48034

21-09-2020

Answer:

Step-by-step explanation:

2x - y + z = 4

4x - 2y + 2z = 8

-x + 3y - z = 5

2x - y + z = 4

-x + 3y - z = 5

x + 2y = 9

4x - 2y + 2z = 8

-2x + 6y - 2z = 10

2x + 4y = 18

x + 2y = 9

2x + 4y = 18

-2x - 4y = -18

2x + 4y = 18

0 =0

infinitely many solutions

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