Solve the equation $$ 8z - 4 = 20 $$ . The value of $$ z $$ ...

Question Analysis
This question assesses the student's understanding of solving a linear equation involving multiplication and addition.

Key Concept Explanation
To solve for , we first add 4 to both sides to isolate the term with the variable, and then divide both sides by 8 to solve for .

Step-by-step Solution
1. Start with the given equation:
2. Add 4 to both sides: