Solve the System of Equations $\left\{ \begin{array} { r } 3 x + 2 y = 8 \\x - 2 y = 0\end{array} \right.$

question 97

Essay

Solve the system of equations $\left\{ \begin{array} { r } 3 x + 2 y = 8 \\x - 2 y = 0\end{array} \right.$
by converting to a matrix equation and using its inverse coefficient matrix $\left[ \begin{array} { c c } \frac { 1 } { 4 } & \frac { 1 } { 4 } \\\frac { 1 } { 3 } & - \frac { 3 } { 3 }\end{array} \right]$
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Definitions:

DNA

A nucleic acid that contains the genetic information of cells.

Red Blood Cells

Cells in the blood that carry oxygen from the lungs to the body's tissues and return carbon dioxide from the tissues back to the lungs.

Intestinal Lipase

An enzyme produced in the intestine that breaks down fats into fatty acids and glycerol during digestion.

Fats

Nutrient-rich substances composed mainly of fatty acids and glycerol, important for energy storage, cell structure, and absorption of vitamins.