Relax

Respuesta :

Answer:

23/63x+1/4

Step-by-step explanation:

(1/7x + 3/8) + (2/9x - 1/8)=

1/7x + 3/8 + 2/9x - 1/8=

9/63x+14/63x+2/8=

23/63x+1/4