Question

find the value of x,y,z.
2x – z = 0; 5x + y = 4; y + 3z = 5​

Answer 1

Step-by-step explanation:

hope this helps you and look the answer once I

Answer 2

Step-by-step explanation:

2x – z = 0

z=2x

y + 3z = 5

y+3(2x)=5

y+6x=5

y=5-6x

5x + y = 4

5x+(5-6x)=4

5x-6x+5=4

-x=4-5

-x=-1

x=1

2x – z = 0

2(1)-z=0

z=2

y + 3z = 5

y+3(2)=5

y+6=5

y=-6+5

y=-1

hence, x=1; y=-1; z=2