Math, asked by abc123unknown8126, 11 months ago

I will mark the right answer brainliest.

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Answered by jahanaraazmim

1

(1/3)x=(2/7)x+1

(1/3--2/7)x=1

(7-6)x/21=1

x/21=1

x=21

explanation

1/3of 21 is 7,which exceeds 2/7 of 21(that is 6) by one

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