It’s -4 because it’s a negative slope first of all cause it’s going down, second you can see it goes down 4 then right 1 so the answer would be -4 :)
An integer is a whole number, and a decimal is not a whole number, it's like a fraction.
the answer is x+y≤2
The sum of x and y is greater than or equal to 2
I think its number 5, sorry if im wrong