Math, asked by mshanthamallikarjun, 1 day ago

please help for this question

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Answered by purvimalpani1

1

Answer:

1p-7q+4r is the correct answer

just do like we do subtraction but remember to reverse the sign of lower equation (3p-4q+r into -3p+4q-r)

pls, Mark me brainlist...

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