3x-11=x+23
-x -x
2x-11=23
+11 +11
2x=34
x=17
3(17)-11 17+23
=40 =40
explanation ;
you would equal them because they are congruent . & you substitute x for 17 in each equation to find out the degrees of both of the angles :)
Answer:
with x being square rooted.
To answer this i need a little more info but it's probably going to be 30 miles.
76 + 4 is 80... don't know what you're asking
