the cobb family decided to go roller skating for their reunion. there was a total of 44 people there and all went roller skating. if an adult...

the cobb family decided to go roller skating for their reunion. there was a total of 44 people there and all went roller skating. if an adult admission was $5.00 and a child's admission was $3.00 and they paid a total of $168.00, how many children were at the reunion?