Answer:
The answer is x = 5
Step-by-step explanation:
I added similar elements, then I subtracted 7 from both sides, next I divided by 5 both sides, and lastly I got x = 5 as my answer.
Answer:
$54
Step-by-step explanation:

Hope this helped :D
Multiply 40.5 by 800
you get 32400
then divide by 100 to get to meters
324 meters