tacosloco4629
22.10.2020 •
Mathematics
Your school's talent show will feature 10 solo acts and 3 ensemble acts. The show will last 99 minutes. The 5 solo performers judged best will give a
repeat performance at a second 69 minute show, which will also feature the 3 ensemble acts. Each solo act lasts x minutes, and each ensemble act
lasts y minutes. Use this information to answer parts (a) and (b).
a) Write a system of equations to model the situation.
OA.
3x + 10y = 69
3x + 5y = 99
ов.
10x + 3y = 99
5x + 3y = 69
OC.
10x + 3y = 6
5x + 3y = 99
OD.
3x + 10y = 99
3x + 5y = 69
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Ответ:
(-3, 1) would become (-4, 4)