SOLUTION: a burger costs $3 and a soda costs $1. If you buy 25 items and the bil is 31, how many burgers did you buy/ What does the point of intersection mean? 31 =3x+y and 25= x+y

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: a burger costs $3 and a soda costs $1. If you buy 25 items and the bil is 31, how many burgers did you buy/ What does the point of intersection mean? 31 =3x+y and 25= x+y       Log On


   

Question 822606: a burger costs $3 and a soda costs $1. If you buy 25 items and the bil is 31, how many burgers did you buy/ What does the point of intersection mean?
31 =3x+y and 25= x+y
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
31 =3b+s and
25= b+s
subtract
6=2b
b=3
s=22