jetblackcap
jetblackcap
01-04-2019
Mathematics
contestada
Please help me out! :)
Respuesta :
Paris020605
Paris020605
01-04-2019
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 :)
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