Answer:
180 cars
Step-by-step explanation:
Like you can see in the picture, I like to set up a proportion, so 81 over X and 45 over 100. Then, you can cross multiply, so 81 x 100 = 8100 and then divide, 8100 ÷ 45 = 180, your answer!
5-2x=7-5x
-2x+5x=7-5
3x=2
X=2/3
Answer:
60 MPH
Step-by-step explanation: