Determine Whether the Ordered Pair or Ordered Triple Satisfies the System

question 72

Multiple Choice

Determine whether the ordered pair or ordered triple satisfies the system of linear equations.
- $$\begin{array} { l } y = - x - 1 \\x - y = - 9 \\( - 5,4 ) \end{array}$$

• A)solution
• B)not a solution

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