Question

Tony is in charge of the concession stand. he charges $4.00 for two hot dogs and two sodas. he charges $4.50 for three hot dogs and one soda. how much does tony charge per hot dog? how much per soda? -$1.00 per hotdog;$0.50 per soda -$1.25 per hotdog;$0.75 per soda -$1.50 per hotdog;$0.75 per soda -$2.00 per hotdog; $1.00 per soda

Answer 1

2h + 2s = 4
3h + s = 4.5....multiply by -2
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2h + 2s = 4
-6h - 2s = - 9 (result of multiplying by -2)
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-4h = - 5
h = -5/-4
h = 1.25 <== each hot dog costs $ 1.25

3h + s = 4.5
3(1.25) + s = 4.5
3.75 + s = 4.5
s = 4.5 - 3.75
s = 0.75 <== each soda costs 0.75