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hope49
hope49 hope49
  • 17-02-2017
  • Mathematics
Answered

What is the value of x?

What is the value of x? class=

Verified Answer :

Anonymous Anonymous
  • 17-02-2017

3x+x-4+100 = 180
4x +96 =180
4x = 180 -96
4x = 84
x=84/4
x=21

Answer Link
flargenshpargle flargenshpargle
  • 17-02-2017

Since all triangle angles add up to 180*, the equation is 180=100+4x-4.
this simplifies to x=21

Answer Link

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