Answer:


Step-by-step explanation:
Given


Required
Solve
Substitute
in 

Open bracket

Collect like terms


Divide both sides by 2

Substitute
in 



Answer:
c is the right answer for the problem
You could turn the fraction into a decimal and then see which is bigger
Nooooooooooooooooooooooooooooooooooo
Answer: 2.25 km
Step-by-step explanation:
2 cm = 0.5 km
9 cm = (9 x 0.5)/2
= 2.25 km