IDNStudy.com, ang iyong gabay para sa maaasahan at eksaktong mga sagot. Magtanong at makakuha ng detalyadong sagot mula sa aming komunidad ng mga eksperto na may kaalaman.
B > 6
Let R be Roxanne's age and B be her brother's age
R = B - 2
3R < 4B - 12
3B - 6 < 4B - 12
Add 12 to both sides and subtract 3b to both sides
Therefore the answer is B > 6
#CarryOnLearning
Not sure if this was the answer you're looking for :)