Solve the System of Equations by the Addition Method $\left\{ \begin{array} { l } 4 x + y = 3 \\5 x - y = 6\end{array} \right.$

question 94

Multiple Choice

Solve the system of equations by the addition method.
- $\left\{ \begin{array} { l } 4 x + y = 3 \\5 x - y = 6\end{array} \right.$

• A) infinite number of solutions
• B) no solution
• C) \(( 1 , - 1 )\)
• D) \(( - 1,1 )\)

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Definitions:

Incremented

The process of increasing the value of a variable, usually by one, in programming.

Named Constant

A variable whose value is initialized at the time of declaration and cannot be changed during the program's execution, used to make code more readable and maintainable.

Program Execution

The process by which a computer runs the instructions in a program or script, translating them into machine-level commands to be performed.

String Length

The number of characters contained in a string or text value.