25-01-2018
Mathematics

contestada

13 14 15 plz thanks

13 14 15 plz thanks class=

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choixongdong choixongdong

25-01-2018

13)
5x + 20 = 3x + 66 (vertical angles)
2x = 46
x = 23

14)
<ABC = 5(23) + 20 = 135

15)
<ABE = 180 - <ABC = 180 - 135 = 45

Hope it helps

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