7 = -3c - 2 solve for c

Mathematics

1 answer:

Evgen [1.6K]3 years ago

5 0

7 = -3c-2
9 = -3c
c = -3

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Step-by-step explanation:

Given : In tests for intoxication, blood alcohol levels are expressed as percentages by volume. A blood alcohol level of 0.080% by volume means 0.080 mL of ethanol per 100 mL of blood and is considered proof of intoxication. If a person's total blood volume is 5.0 L.

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