Question 424101
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b>
Hi
Let x and y represent the cost of a hamburger anda soda respectively
Question states***
  x +  y = $2.10
 2x + 3y = $5.15

-2x  - 2y = -$4.20
 2x  + 3y = $5.15
        y = $0.95,the cost of a soda.  A hamburger costs $1.15  (2.10-.95)

CHECKING our Answer***
 2*1.15 + 3*.95 = $2.30 + $2.85  = $5.15