Respuesta :

Answer:

Equation have Unique solution with [tex]z=2.67[/tex]

Step-by-step explanation:

Given Equation:

[tex]6z - 3z - 7 = -2 + 3[/tex]

Solving the equation:

                   [tex]6z-3z-7=1[/tex]

Adding 7 to both sides:

                      [tex]6z-3z-7+7=1+7\\\\6z-3z=8\\\\3z=8\\\\z=8/3 \\\\or\\\\ z=2.67[/tex]

The Equation have Unique solution with [tex]z=2.67[/tex]