SOLUTION: The concession stand sells hot dogs and drinks during their high school foot ball game. John bought 6 hot dogs and 4 drinks and paid $6.70. Jessica bought 4 hot dogs and 3 drinks a

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Let = price of 1 hotdog (in cents)
Let = price of 1 drink (in cents)
given:
For John:
(1)
For Jessica:
(2)
Multiply both sides of (1) by
and both sides of (2) by
Then subtract (2) from (1)
(1)
(2)


Then, from (1)
(1)



The price of a hotdog is 75 cents