Help Plz Compare and Contrast:

How is the solution for a linear equation in the form ax+b=c similar to and different from an absolute value equation in the form |ax+b|=c

Nina has prepared the following two-column proof below. she is given that ∠oln ≅ ∠lno and she is trying to prove that ol ≅ on. triangle oln, where angle oln is congruent to angle lno nina made two errors in the proof. identify and correct the errors.