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Mathematics 20 Online
OpenStudy (anonymous):

Combine and simplify: 2√ 7 + 3√ 10 - 5√ 7

hero (hero):

-3√ 7 + 3√ 10

OpenStudy (lilg132):

3 sqrt 10 -3 sqrt 7

OpenStudy (lilg132):

\[3\sqrt{10}\ -3\sqrt{7}\]

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