Question

Berapakah nilai xyz, jika x - z=6, y - z= 4, x+y+z=19?​

Answer 1

Answer:

x-z= 6

x=6+z

y-z=4

=4+Z

X+Y+Z=19

6+z+4+z+z=19

10+3z=19

3z. =19-10

z =9/3

= 3

so z= 3