Today's question of the day is from the algebra category. Click on an answer choice and then click on 'submit answer' to see if you got it right!
A pine tree grows three feet per year. An oak tree grows one foot per year. At present the oak tree is ten feet tall and the pine tree is four feet tall. How tall will the trees be when they are equal in height? 12 feet 13 feet 14 feet 15 feet 16 feet