Solve the Problem by Combining Like Terms $22 a + 34 b + 31$

question 63

Multiple Choice

Solve the problem by combining like terms.
-A triangle has sides of length 9a + 11 inches, 13a + 16b inches, and 18b + 20 inches. What is the perimeter of the triangle?

• A) \(22 a + 34 b + 31\) inches
• B) \(22 a + 16 b + 31\) inches
• C) \(56 a b + 31\) inches
• D) \(22 a + 34 b + 20\) inches

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Definitions:

Trachea

The main airway (windpipe) leading from the larynx to the lungs, allowing the passage of air for respiration.

Pharynx

The pharynx is a muscular tube that connects the nasal and oral cavities to the esophagus and larynx, playing a key role in the respiratory and digestive systems.

Nasal Conchae

These are long, narrow, curled shelves of bone that protrude into the nasal cavity, increasing its surface area.

Epiglottis

A leaf-shaped flap of cartilage located behind the tongue, at the top of the larynx, which prevents food from entering the airways during swallowing.