Respuesta :

Answer:

4x² - 2x

Step-by-step explanation:

5x² + x - 2x - x² - x

can be simplified:  5x² - x² - 2x + x - x = 4x² - 2x

Answer:

3x^2

Step-by-step explanation:

five x squared

5x^2

plus x

+x

minus two x squared

-2x^2

minus x​

-x

All together

5x^2 +x-2x^2 -x

Combine like terms

5x^2-2x^2 +x-x

3x^2