Respuesta :

texaschic101
(3 + n) + 24
27 + n or n + 27
altavistard
"the sum of three and a number," expressed algebraically, is "3+x," where x represents the unknown number.  Adding this to 24 results in 3+x+24.
Can you simplify this?  Note:  You can NOT solve for x.  Just simplify.

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