tentukan nilai x,y,z persamaan matriks

# x + 1 = 2
x = 2 - 1
x = 1 ==>>> x Rock

# -2y = x + 3
-2y = 1 + 3
-2y = 4
y = 4/-2
y = -2 ==>>> y Rock

#6z + y = 10
6z - 2 = 10
6z = 10 + 2
6z = 12
z = 12/6
z = 2 ==>>> z Rock