X is the Scale factor so 18/6=X
X=3
Another way to check. the work is 6 x 3 = 18
Hope this Helped. :)
Answer:

Step-by-step explanation:

Expand brackets

Final Answer is

23.5 - 4.47 = 19.03. Your final answer: “Gwen’s new box weighs 19.03 pounds”
Adding you make it the opposite of
150x100= 15,000 square meters
150x2= 300
100 + 300 = 400 meters of fencing