Someone anyone i need this attachment below

B

Step-by-step explanation:

Given f(x) = 2x + 5 , that is a linear function.

This is defined for all real values of x

domain is x ∈ R

all real numbers

Step-by-step explanation:

its a linear line

This is because 65/13 = 5 when using a calculator or long division. There are no fractional or decimal parts to the result 5, so 5 is an integer.

Something like 86/6 = 14.333 approximately showing the result is not an integer. The same applies to choice C and choice D as well.