jinxxes jinxxes

26-04-2020
Mathematics

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Find the value of x please

Find the value of x please class=

Respuesta :

phaniamilove2016 phaniamilove2016

26-04-2020

Answer:

x=9.23

Step-by-step explanation:

The sum of all the angles in any geometric figure with 4 sides must equal 360.

(10x+6)+(13x-2)+(8x-1)+71=360

We add all the x

10x+13x+8x=360-71+1+2-6

31x=286

x=286/31

x=9.23

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