12a + 7(2000) > = 38000
12a + 14000 > = 38000
12a > = 38000 - 14000
12a > = 24000
a > = 24000/12
a > = 2000 <==== at least 2000 alumni would have to buy tickets
- 3
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Answer:
well, there are no multiple choice options, but the answer is whichever number has a 5 in the ten thousands place like 56,789
Step-by-step explanation:
Step-by-step explanation:
Angle A = 4x + 12 = 4(15) + 12 = 72°.
Acute is for angles that are less than 90°.
Obtuse is for angles that are between 90° and 180°, not inclusive.
Right is for angles that are 90°
Hence the answer is acute.
Answer:
4 √b
Step-by-step explanation:
It was on Khan, I have no clue what I'm doing