Answer:
The answer for this question is B and C
1 : 100,000
Because there are 100cm in a m and 1000m in a km
100 x 1000 = 100,000
um what
sory not understand from finland good luck
And that is how you get your answer
Easy, take:
p-4=-9+p
Isolate the variable, this is what you are trying to find (p)
p-4=-9+p
-p -p
-4=-9.
There is no variable, which means, there is NO SOLUTION!
You can put no solution, or ∅, as an answer.