Answer:
3x + 5y + 22
Step-by-step explanation:
you combine like terms
Answer:

Step-by-step explanation:
Area = pi*r^2
Area = pi*9^2
Area = 
Whole numbers are number like 1 ,2 ,3 or ,1.0 ,2.0 , or 3.0
decimals are 2.46, 0.73 or 6.89
whole numbers do not have a digit past the decimal place
decimals do
Answer:
A
Step-by-step explanation:
It is not all real numbers because it does not have negative ones, and can not be x whatever because then that would be domain not range.