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Ronch [10]
3 years ago
6

Please help me out! :)

Mathematics
1 answer:
skad [1K]3 years ago
8 0
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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Have a supercalifragilisticexpialidocious day!

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