Answer:
w = 4
Step-by-step explanation:
Given
- 8w + 28 = - 4(w - 3) ← distribute
- 8w + 28 = - 4w + 12 ( add 4w to both sides )
- 4w + 28 = 12 ( subtract 28 from both sides )
- 4w = - 16 ( divide both sides by - 4 )
