Can someone do this for me, show all the steps pls, Thank you

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asked Oct 9, 2017 83.3k views

1 Answer

Antoine Dubuis · Answer 1 · 2017-10-14T15:41:19+0000

so we know that the sum of angle of a triangle is equal 180 degree

than there are 10x-1 +35 +15x+4 = 180

10x +15x = 180 -38

25x = 142

x = 142/25

x = 5,68

Can someone do this for me, show all the steps pls, Thank you

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