Math, asked by rajesh853, 1 year ago

b=21then,2a:2b+a=180,2c+a-b=173

Answers

Answered by vampire002

1

so 2a/2b+a=180
2a/2*21+a=180
2a=180a+180*42
-178a=180*42
a=180*42/-178=-3780/89
now 2ç=173+21+3180/89=10223/89

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