find x
plzz answer jldi
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Answered by
2
Answer:
x+4x+5x=180
x(1+4+5) =180
x= 180/10
x=18
Answered by
7
Answer:
POQ= 180°
180-(4x+5x+x)
180-10x
-10x= -180
x= -180/-10
x= 18
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