Use a Graphing Calculator to Solve the System of Equations $\left[\begin{array}{rr}9 & -2 \\ 7 & -2\end{array}\right]$

question 41

True/False

Use a graphing calculator to solve the system of equations. Round your solution to one decimal place. $\left[\begin{array}{rr}9 & -2 \\ 7 & -2\end{array}\right]$ and $\left[\begin{array}{rr}\frac{1}{2} & \frac{1}{2} \\ -\frac{7}{4} & -\frac{9}{4}\end{array}\right]$

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Definitions:

Nearest Cent

Rounding a monetary amount to the closest cent, often used to simplify cash transactions.

Simple Interest

An interest calculation method where the interest charge is calculated only on the principal amount, without compounding.

Nearest Cent

Rounding a monetary amount to the closest one-hundredth of the currency unit, such as a dollar.

Semiannual Compounding

Another term for compounded semi-annually, indicating that interest is added to the principal sum twice per year.