Answer:
b) 3xy
Explanation:
1. v=l*w*h (Equation, also shown in hint)
2. 12x²y²=2x*w*2y (Substitution)
3. 12x²y²=4xy*w (Simplify)
4. 3xy=w (divide 4xy on both sides)
6.5m questions
8.7m answers