SOLUTION: Sally is 12 years old. She is four years older than twice the age of Jan.

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Question 550659: Sally is 12 years old. She is four years older than twice the age of Jan.
Answer by josmiceli(9686) About Me  (Show Source):
You can put this solution on YOUR website!
Let +j+ = Jan's age
+12+=+2j+%2B+4+
+2j+=+12+-+4+
+2j+=+8+
+j+=+4+
Jan is 4