aln1152 aln1152

23-11-2020
Mathematics

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(180−x) + (90−x) = 210
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g5ayyvfy52 g5ayyvfy52

23-11-2020

180-x+90-x=210
270-x-x=210
-2x=210-270
-2x=-60
X=30

Answer Link

Languageplease1234 Languageplease1234

24-11-2020

(180-x)+(90-x)=210
180-x+90-x=210
180+90=270
-x-x=-2x
-2x+270=210
-270 -270
-2x=-60
X=30

Answer Link

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