Question

All you need is in the photo please answer fast

Answer 1

r = 3n + 2m

where

r = 6840

n = 1740

m = ?

`\begin{gathered} 6840=3(1740)+2m \\ 6840=5220+2m \\ 6840-5220=5220+2m-5220 \\ 1620=2m \\ (1620)/(2)=(2m)/(2) \\ m=810 \end{gathered}`

answer m = 810