Solve for both systems 6y+2z=38 and 2y - 2z = 2

2y - 2z = 2

2y - 2z +2z= 2+2z

2y= 2+2z

2y/2= 2+2z/2

y=1+z

6y+2z=38

6(1+z)+2z=38

6(1) (6)(+z)+2z=38

6+6z+2z=38

6+8z=38

6+8z-6=38-6

8z=32

8z/8=32/8

z=4

y=1+z

y=1+4

y=5