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03-01-2018
Mathematics

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solve for x y=8x y=72

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Аноним Аноним

03-01-2018

x = 9

72 / 8 = 9

8 x 9 = 72

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03-01-2018

Substitute 72 for y in the equation. So 72=8x. Divide both sides by 8. Then x=9.

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