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Simora [160]
3 years ago
15

What is the value of X on this triangle?

Mathematics
1 answer:
Nonamiya [84]3 years ago
3 0

\bf (x-4)+(3x)+100=180\implies x-4+3x+100=180 \\\\\\ 4x+96=180\implies 4x=84\implies x=\cfrac{84}{4}\implies x=21

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