Use Gaussian Elimination to Solve the System $\begin{array}{r}2 x+3 y-12 z=1 \\x-2 y+z=4 \\4 x+y-14 z=7\end{array}$

question 12

Essay

Use Gaussian elimination to solve the system.
$\begin{array}{r}2 x+3 y-12 z=1 \\x-2 y+z=4 \\4 x+y-14 z=7\end{array}$

---

Definitions:

OTC

Over-The-Counter; referring to medicines that can be bought without a prescription.

Gastrointestinal

Relating to the stomach and intestines, encompassing the entire digestive tract.

Chemical Unit

A basic measurement of a substance used in chemistry that defines what amount of it is present.

Matter

The substance or substances of which any physical object consists or is composed, existing in solid, liquid, or gas states.