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Mathematics, 14.10.2019 18:30 famouzgal

Apharmacist has 80 milliliters of a 25% saline solution. which expression can be used to find the percentage concentration of the final solution if she adds x milliliters of a 10% saline solution?

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Apharmacist has 80 milliliters of a 25% saline solution. which expression can be used to find the pe...
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