Answer:
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35
Step-by-step explanation:
4 x 15 = 60
-4 x 5 = - 20
-1 x 5 = -5
60 - 20 - 5 = 35
25 * 16 = 400 tickets were sold
400 * $15 = $6000 was raised
x = 4 + 3/2y
y = -8/3 + 2/3x
1. Finding X
2x-3y=8
2x=8+3y
x+4+3/2y
2. Finding Y
-3y=8-2x
y=-8/3+2/3x
