Molly05
03.10.2021 •
Mathematics
PLZZZZZZZZ HELP IM VERY STUCK ON THIS
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Ответ:
B= 15 adults tickets
C= 35 student tickets
Step-by-step explanation:
x+y=50
solve for y
y=50-x
5x+3y=180
5x+3(50-x)=180
5x+150-3x=180
2x=30
x=15
y=50-15
y=35
Ответ: