According to the guidelines for hydration services, hydration is an IV infusion consisting of a pre-packaged fluid and electrolytes
O True
False

True

Explanation:

Hydration is the process by which required fluids are replaced in the body through the use of an intravenous infusion which consists of pre-packaged fluids and electrolytes. The main importance of hydration intravenous infusion is to hydrate a body system so as to avoid dehydration which could lead to other infections and even death.

Before hydration can be administered to a patient, he/ she must have a record of either lack of or poor fluid intake or excessive loss of fluid over a period of time.

substitute y = 2x - 4 to x + 2y = 12:

x + 2(2x - 4) = 12     use distributive property

x + (2)(2x) + () = 12

x + 4x - 8 = 12     add 8 to both sides

5x = 20     divide both sides by 5

x = 4

put the value of x to the first equation:

y = 2(4) - 4

y = 8 - 4

y = 4

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