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What is the equation in 12y-9 equals 21?

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Anonymous

∙ 15y ago
Updated: 10/24/2023

12y - 9 = 21 : Add 9 to both sides

12y = 30 : Divide both sides by 12

y = 30/12 = 2.5 or 21/2.

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∙ 15y ago
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