Simplify the Expression $- \frac { 4 } { 7 } ( z - 14 ) - \frac { 1 } { 14 } z$

question 14

Multiple Choice

Simplify the expression. First use the distributive property to remove any parentheses.
- $- \frac { 4 } { 7 } ( z - 14 ) - \frac { 1 } { 14 } z$

• A) \(\frac { 9 } { 14 } z + 8\)
• B) \(- \frac { 9 } { 14 } z + 8\)
• C) \(\frac { 9 } { 14 } z - 8\)
• D) \(\frac { 1 } { 2 } \mathrm { z } + 14\)

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Definitions:

Filtration

A process that separates materials based on the ability of one material to pass through a membrane or layer, while others are retained.

Secretion

This is the process by which substances are produced and discharged from a cell, gland, or organ for a particular function in the organism or for excretion.

ADH

Antidiuretic hormone, a hormone produced by the pituitary gland that regulates the balance of water in the body by reducing the amount of water excreted in urine.

Distal Tubule

A portion of the kidney nephron that functions in the reabsorption of water, sodium, and chloride and in the secretion of potassium and hydrogen ions.