Answer:
A
Step-by-step explanation:
beacause if you try to multiple 4x7.5 divided by 2 try it
Answeit is blurry for me take a picture again
Step-by-step explanation:
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 :)