Nora biked from her house to the beach, stopping at a café along the way. After biking 6 miles from her house to the café, Nora had 2 miles to go to reach the beach. Let m represent how many miles Nora's house is from the beach. Which equation models the problem?
Solve this equation to find how many miles Nora's house is from the beach.

it can either be m-6=2 or it can be m+6=2

then solve it the M represents a number I don't know

can someone please answerer fast please and thank you.