SOLUTION: Gabriella is x years old. her sister, Felicia, is six years older than she is. their mother is twice as old as Felicia. their aunt, Tanya, is x years older than their mother. write

Algebra ->  Expressions-with-variables -> SOLUTION: Gabriella is x years old. her sister, Felicia, is six years older than she is. their mother is twice as old as Felicia. their aunt, Tanya, is x years older than their mother. write      Log On


   

Question 859532: Gabriella is x years old. her sister, Felicia, is six years older than she is. their mother is twice as old as Felicia. their aunt, Tanya, is x years older than their mother. write and simplify an expression that represents Tanya's age in years.
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+g+=+x+
+f+=+g+%2B+6+
+m+=+2f+
+t+=+m+%2B+x+
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By substitution:
+t+=+2f+%2B+x+
+t+=+2%2A%28+g+%2B+6+%29+%2B+x+
+t+=+2%2A%28+x+%2B+6+%29+%2B+x+
+t+=+2x+%2B+12+%2B+x+
+t+=+3x+%2B+12+
This is Tanya's age in years