Respuesta :

Answer:

18x³ + 36x² + 22x + 8

Step-by-step explanation:

Multiply 3x + 4 times each term in the latter equation. 6x² times 3x + 4 is 18x³ + 24x².

3x + 4 times 4x is 12x² + 16x.

3x + 4 times 2 is 6x + 8.

Combine like terms to get 18x³ + 36x² + 22x + 8