Respuesta :

lukyo
(13x² + 5x) + 8x²

= (13 + 8)x² + 5x

= 21x² + 5x
garydesir1

Good evening


(13x² + 5x) + 8x²

First you need to eliminate the parentheses

13x² + 5x + 8x²

Now group the common terms

13x² + 8x² + 5x

21x² + 5x  

I hope that's help:)

Otras preguntas