Write an equivalent expression by distributing the "- sign outside the parentheses:
-(-9t - 3.7u) - 8.8

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[15 points, algebra 2]simplify the complex fraction and find the restrictions.

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Ineed with math stuff it involves graphs