Respuesta :
Answer:
900
Step-by-step explanation:
.9x+20=830
sudtracted 20 from each side
than you divied .9 by the 810 and you get x=900
Answer:
900
Step-by-step explanation:
.9x+20=830
sudtracted 20 from each side
than you divied .9 by the 810 and you get x=900