Respuesta :

Answer:

5x+3x+20 =

8x + 20 =

8*100 + 20 =

800 + 20 =

820   ← answer

Step-by-step explanation: :)

HOPE THIS HELPS!!!

Vimal1

Answer:

Sam solve for x instead of substituting 100 for x

Step-by-step explanation:

5x+3x+20

5(100)+3(100)+20

500+300+20

820