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HannaTheGurls
24.06.2019 •
Mathematics
Atheater group earned a total of $5180 selling tickets to a musical. tickets for balcony seats sold for $5 each. tickets for orchestra seats sold for $8 each. the group sold four times as many tickets for balcony seats as for orchestra seats. how many tickets for balcony seats sold?
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Ответ:
y=x+1.75
substitute for y in equation 2.
4x-2(x+1.75)=4
4x-2x-3.5=4
2x=7.5
x=3.75
y=3.75+1.75
y=5.5