What expression correctly represents ""twice the sum of four and a number ""?

Answer 4xn THIS IS RIGHT since tw ice means mutiply

And THE number YOU CAN chosse any letreros BUT you have told the fourth THAT how i GO the answer

1     sepan

2     encuentren

3     tenga

4     hable

5   parezca

6   llegue

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