What is​ BC ? Enter your answer in the box.

Units An isosceles triangle A B C. Side B C is the base. Sides A B and A C are equal. Sides A B and A C are labeled with single tick marks. Side A B is labeled as 4 x plus 1, side A C is labeled as 2 x plus 23, and side B C is labeled as 3 x minus 8.

What is BC Enter your answer in the box Units An isosceles triangle A B C Side B C is the base Sides A B and A C are equal Sides A B and A C are labeled with si class=