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alekssr [168]
3 years ago
11

What was the price of one drink? And what was the price for one pretzel?

Mathematics
2 answers:
Marysya12 [62]3 years ago
7 0
The sodas are $1.50 and the pretzels are $1.25
IRINA_888 [86]3 years ago
3 0
D for drinks
p for pretzel

3d + 3p = 9
3d = 9 -3p
d = 3 - p

replace d = 3 - 9 into 4d + 2p = 8.5
4d + 2p = 8.5
4(3 - p) + 2p = 8.5
12 - 4p + 2p = 8.5
-2p = 8.5 - 12
-2p = -3.5
p = 1.75

answer: <span>the price for one pretzel was $1.75</span>
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