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7x + 3 + 4x = 25 

 May 29, 2020
 #1
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1. combine like terms: \(11x+3=25\)

 

2. subtract 3 from both sides: \(11x=22\)

 

3. divide both sides by 11: \(x=2\)

 

so, \(\boxed{x=2}\)

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 May 29, 2020

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