Each have six in them because six times three equals eighteen and twenty minus two equals eighteen.hope this helps
Answer:
A.) Buildings became taller and more detailed
Step-by-step explanation:
8x^8=2*2*2*x*x*x*x*x*x*x*x
28x^4=2*2*7*x*x*x*x
GCF is the common group
GCF=2*2*x*x*x*x
GCF=4x^4
Answer:

Step-by-step explanation:
Cost Price = Rs. 400
Profit = 4 % of Cost Price
=> 
=> 4 * 6
=> Profit = Rs. 24
Now, Selling Price = Cost Price + Profit
Selling Price = 400+24
Selling Price = Rs. 424