Question

3n–n=5
2m+50=7
please answer ​

Answer 1

Answer:

Maps help us in several ways including:

To make a very large area look small and understandable,

As tools for planning (i.e. dams, highways, urban development),

To help us find our way in unfamiliar areas,

Show us where major places are.

Answer 2

Answer is

n=5/2

m=-43/2