Solve the System by Graphing $\left\{ \begin{array} { l } x + y = 0 \\y = 2 x - 9\end{array} \right.$

question 269

Multiple Choice

Solve the system by graphing. $\left\{ \begin{array} { l } x + y = 0 \\y = 2 x - 9\end{array} \right.$

---

Definitions:

U.S. Dollar

The official currency of the United States, widely used for international transactions and as a reserve currency.

Collect Like Terms

Combining algebraic terms with the same variable factors into a single term by adding or subtracting their coefficients.

Simplify

To make something less complicated or easier to understand, often by reducing complexity or eliminating unnecessary parts.

Students Per Teacher

Students per teacher is a ratio that measures the average number of students for which a single teacher is responsible in an educational setting.