Expand.
Your answer should be a polynomial in standard form.
(x+3)(x – 5) =

x^2 -2x -15

Step-by-step explanation:

this is the correct answer

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