If 3 inch....................................20 ft
?inc...........................................57 feet
(57*3)/20=171/20=8.55 inch
As a mixed number it’s 7 6/9 -not too sure about improper fraction. just know that repeating decimals always have a 9 as the denominator -hope that helps :)
Answer:

Step-by-step explanation:
6x × x = 
6x × -2y = -12xy

Answer: This is what I got -3.5 + 8.3 + (2/4 - 3) x 5*2 - 6.7
I think the answer to your question is 11/2