Answer:
x = -4
Step-by-step explanation:
Step 1: Write equation
71 + x + 74 + 39 = 180
Step 2: Solve for x
- Combine like terms: x + 184 = 180
- Subtract 184 on both sides: x = -4
Step 3: Check
Plug in x to verify it's a solution.
- Substitute: -4 + 184 = 180
- Evaluate: 180 = 180
