Answer:
-6x-12
Step-by-step explanation:
2(-3x-6)
Multiply: 2(-3x)+2(-6)
so answer is -6x-12
81 units³
V = Length x Widht x Height
= 9 x 3 x 3
= 81 units³
5x=15
5pounds times the price per pound (x) equals $15