The Saturday concert at the Wynn Las Vegas casino featured comedian Dane Cook, rock band Daughtry, country musician Tim McGraw and R&B singer Brian McKnight.
Officials say the $7.5 million gift will be used to establish a campaign to try to raise student funding in Nevada.
The K-12 school uses the concert funds for its operating budget. The school has roughly 600 students and graduated its first high school seniors this year.
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