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3X + 7 = 25

subtract 7 from each side

3X + 7 - 7 = 25 - 7

3X = 18

divide each sides integers by 3

(3/3)X = 18/3

X = 6

--------------check in original equation

3(6) + 7 = 25

18 + 7 = 25

25 = 25

-------------checks

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13y ago

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