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I need help solving this

I need help solving this-example-1
User Charles Morin
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1 Answer

27 votes
27 votes

Answer:

x = 9.

Explanation:

12x + 7 = 115

12x + 7 - 7 = 115 - 7

12x = 108

x = 9.

User Fiordaliza
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2.7k points