Question 529649
Solve. 
4z - (z + 6 ) = 3z - 4
remove parenthesis and reverse signs inside because of negative sign in front
4z-z-6=3z-4
combine like terms
3z-6=3z-4
move variable terms to the left and numbers to the right (change sign when moving from one side to the other)
3z-3z=6-4
combine like terms
0≠2
no solution