Question

plz help with may math.... need the answer to x=

Answer 1

The figure is symmetrical due to the side length equalities so angleEGF=x+5 as well.

Add to the angles and set it to 360, 

x+(x+5)+(x+5)+(140-x)=360

or 2x+130=360 or 2x=230 or x=115.