The expression -7y is a
term
constant
variable

Step-by-step explanation:

The expression -7y is a  

term variable for : y

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

the answer is a beach is the best place to be