Answer:
x+21 y
Step-by-step explanation:
Answer:
Step-by-step explanation:
The last one because its like turning it into a fraction but your putting as a desamile or how ever you spell it
Answer:
A
Step-by-step explanation:
12/4=3
20/4=5
This means 900÷1000 because 10 to the power of 3 is 1 and 3 zero which is 1,000. The answer will be 0.9