btsarmygirlzs
btsarmygirlzs btsarmygirlzs
  • 07-02-2018
  • Mathematics
contestada

What Is the Value Of X

What Is the Value Of X class=

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sqdancefan
sqdancefan sqdancefan
  • 09-02-2018
The sum of angles in a triangle is 180°.
.. 100 +3x +(x -4) = 180
.. 4x +96 = 180
.. 4x = 84
.. x = 21
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