C i thinks, but im not even sure so
Me no understand spanish buddy
C. 5 units is the answer and I am typing to make in 20 characters long.
Answer: i believe its a x=2
Given : Andre drove 200 Miles using 9 Gallons of Gas
⇒ Andre drives 1 Mile using ![[\frac{9}{200}]\;Gallons\;of\;Gas](https://tex.z-dn.net/?f=%5B%5Cfrac%7B9%7D%7B200%7D%5D%5C%3BGallons%5C%3Bof%5C%3BGas)
⇒ Andre drives (420 × 1 Mile) using ![[\frac{420\times9}{200}]\;Gallons\;of\;Gas](https://tex.z-dn.net/?f=%5B%5Cfrac%7B420%5Ctimes9%7D%7B200%7D%5D%5C%3BGallons%5C%3Bof%5C%3BGas)
⇒ Andre drives 420 Miles using 18.9 Gallons of Gas