Respuesta :

Answer:

-4x is equivalent to 19x-23x.

Step-by-step explanation:

19x and 23x are like terms because they both end in a "x."

We can add or subtract like terms, so 19x-23x just becomes (19-23)x.

(19-23)x = (-4)x = -4x

Let me know if this helps!

Otras preguntas