Question

A hot dog and three pickles costs $6.50. Two hot dogs and two pickles costs $7.00.

Answer 1

pickle=1.5

hot dog = 2

Step-by-step explanation:

hot dog =x

pickle=y

x+3y=6.5

2x+2y=7

2x+6y=13

2x+6y=2x+2y+6

4y=6

y=1.5

x+3(1.5)=6.5

x=6.5-4.5

x=2

proof

4+3=7

2x+2y=7