Question

2x-y+z=4
x+3y-z=11
4x+-y-z=14

Answer 1

Answer:

what should help i do for you!

Answer 2

Answer:

x=3

y=3

z=1

Step-by-step explanation:

3x+2y=15 3x(3x)+2y=15 3+3(3)-2=1

6x= 18 9+2y=15 3+9-2=11

-6 -6 9 9 12-2=11

x=3 2y=6 12 12

y=3 7= -1

7= -1

answer: x = 3

y=3

z= 1