The miller family visited mama's kitchen and ordered 4 hamburgers and 3 medium fries and paid $18.86. james ordered a medium drink, a hamburger, and 2 medium fries and paid $7.92. steven ordered 2 hamburgers, medium fries, and a medium drink for $10.08. how much did each item cost?

 Cost of hamburger is $3.62

Cost of medium fries is $1.46.

Cost of medium drinks is $1.38.

Step-by-step explanation:

Let the cost of hamburgers be 'x'.

Let the cost of medium fries be 'y'.

Let the cost of medium drink be 'z'.

So, According to question, it becomes,

So, we need to find the cost of each item.

Using matrix method, we get that

z=1.38,y=1.46,x=3.62

So, Cost of hamburger is $3.62

Cost of medium fries is $1.46.

Cost of medium drinks is $1.38.

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