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To solve for z, we need to isolate z on one side of the equation.
Starting with the given equation:
-16z - 19 = -12z + 9
Add 16z to both sides:
-19 = 4z + 9
Subtract 9 from both sides:
-28 = 4z
Divide by 4:
z = -7
Therefore, the solution for z is -7.