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x+3 + x+20 +x+7 =180 (lp)
3x+30 =180
3x=150
x =50
53,70,57
53+70+57=180
hope it helps
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Answered by
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It’s a linear pair......
Answered by
1
X + 3 + X + 20 + X + 7 =180°
so :x + x + x=180-3-20-7
=3x=150°
=x=150/3
=x=50
so :x + x + x=180-3-20-7
=3x=150°
=x=150/3
=x=50
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