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7x-8y=11 8x-7y=7 solve using substitution

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7x-8y=11 8x-7y=7 solve using substitution

asked Sep 19, 2020 46.5k views

5 votes

7x-8y=11
8x-7y=7 solve using substitution

Mathematics
middle-school

Ivan Georgiev asked

by Ivan Georgiev

8.2k points

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1 Answer

3 votes

Answer:

(x,y)=(37,31)

Andrew Delgadillo answered Sep 22, 2020

by Andrew Delgadillo

7.9k points

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