Respuesta :

Space

Answer:

6x³ - 8x + 9

Step-by-step explanation:

Step 1: Write out expression

2x + 7 + 6x³ - 1 + 3 - 6x - 4x

Step 2: Combine like terms (x)

6x³ - 8x + 7 - 1 + 3

Step 3: Combine like terms (constants)

6x³ - 8x + 9

Answer:

6x^3-8x+9.

Step-by-step explanation:

Rearrange the number with its like terms.

i.e. 6x^3+2x-6x-4x+7-1+3.

which will give us 6x^3-8x+9.