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2n - 7 = 5n - 10

subtract 2n from each side

- 7 = 3n - 10

add 10 to each side

3 = 3n

divide both sides integers by 3

1 = n

=======check in original equation

2(1) - 7 = 5(1) - 10

2 - 7 = 5 - 10

- 5 = - 5

========checks

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12y ago

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