document.write( "Question 1121281: jamie's mother's age is 4 less than twice jamie's age. jamie's dad is 3 years older than her mom. if the average of their ages is 30, how old is jamie \n" ); document.write( "
Algebra.Com's Answer #737097 by josgarithmetic(39620)\"\" \"About 
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\n" ); document.write( "jamie's mother's age is 4 less than twice jamie's age. jamie's dad is 3 years older than her mom. if the average of their ages is 30, how old is jamie?
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\n" ); document.write( "\n" ); document.write( "\"j\", Jamie
\n" ); document.write( "\"2j-4\", Mother
\n" ); document.write( "\"%282j-4%29%2B3\", Dad\r
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\n" ); document.write( "\n" ); document.write( "\"%28j%2B%282j-4%29%2B%282j-1%29%29%2F3=30\"
\n" ); document.write( "Solve for j.
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