12+23x=34x+45
how do you solve this? i always get confused. i'll mark you brainliest if you actually know how to do this.

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by