Answer:
Step-by-step explanation:
Since each term is decreased by three 
Answer: 120.5 shares
Step-by-step explanation: You add 68.38 and 57.12 and there is you answer
A perfect cube is a number that resulted from multiplying a number three times by itself. A perfect cube is also a number that has an exact cube root.
8x^12 ⇒ 2x^4 * 2x^4 * 2x^4
27x^9 ⇒ 3x³ * 3x³ * 3x³
Only two monomials are perfect cubes.