Find the sum of 6x2 + 10x – 1 and -5x2 – 2x + 1.

x2+8x

Step-by-step explanation:

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