Answer:
2x
Step-by-step explanation:
aka 2
List the GCF of 18 and 28
18: 1, 2, 3, 6, 9, 18
28: 1, 2, 4, 7, 14, 28
So 2 is the GCF because it is the greatest number that can divide by both numbers
The value of 7 can be wrote as
7,000 or seven thousand
Answer:

Step-by-step explanation:

Hope this helps.