Answer:
75
Step-by-step explanation:

Expanding the left side gives

which gives two solutions,

and

. But if

, then

, but this number isn't real, so

is an extraneous solution. Meanwhile if

, you get

, so this solution is correct.
"Potential solutions" might refer to both possibilities, but there is only one actual (real) solution.
50 miles, t=0 is the start
45 miles each 1 hour
A. d= 45•t+50
Answer:Okay I'm really confused
Step-by-step explanation:
Answer:
I think i knew it but I forget
sorry!
Step-by-step explanation: