Answer:
z = -2
Step-by-step explanation:
Step 1: Write equation
8z + 15 = -1
Step 2: Solve for z
- Subtract 15 on both sides: 8z = -16
- Divide both sides by 8: z = -2
Step 3: Check
Plug in z to verify it's a solution.
8(-2) + 15 = -1
-16 + 15 = -1
-1 = -1
