What does it mean when your slope is an integer?

theres really no meaning to it but when the slope is an integer, it means to the rise over run that: the run part of the slope is going to be one.

The slope of a line is the rise over the run. If the slope is given by an integer or decimal value we can always put it over the number 1. ... Therefore the slope represents how much the y value changes when the x value changes by 1 unit

it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540