hope49
hope49
17-02-2017
Mathematics
contestada
What is the value of x?
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Аноним
Аноним
17-02-2017
3x+x-4+100 = 180
4x +96 =180
4x = 180 -96
4x = 84
x=84/4
x=21
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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
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