geometry

[lehaley12]

Trying to figure out this geometry/algebra problem. If mCXD=4x+6, mDXE=3x+1 and mCXE=8x-2, find mDXE.

Thanks!
Leslie

 

[srmichael]

Trying to figure out this geometry/algebra problem. If mCXD=4x+6, mDXE=3x+1 and mCXE=8x-2, find mDXE.

Thanks!
Leslie

Did you try first drawing a picture? Do that and then do you know the angle addition postulate?