Umm ok what 20 plus negative 25 minus 3

-8

Step-by-step explanation:

Using order of operations start from the addition/subtraction from beginning to the end.

20 + -25 is similar to 20 - 25

20 - 25 = -5

-5 - 3 = -8

omg this is what you chooose insted of the woah

GO WATCH SUM TELEVISION

f is the midpoint of

whole numbers.

step-by-step explanation:

we are given the average monthly rainfall (in millimeters) model r(m) for the years 1900-2009 as a function of the month number m.

as we can see m is taken for the number of months for years 1900-2009.

we know that number of months can't be a negative number or decimal number or a fraction.

so, the number of months could be only positive whole numbers.

therefore, whole numbers is more appropriate for the domain of r.