Identify Systems That Do Not Have Exactly One Ordered-Pair Solution $$\begin{array} { l } y = 18 - 5 x \\5 x + y = 28\end{array}$$

question 186

Multiple Choice

Identify Systems That Do Not Have Exactly One Ordered-Pair Solution
- $$\begin{array} { l } y = 18 - 5 x \\5 x + y = 28\end{array}$$

• A) \(\{ ( 12,13 ) \}\)
• B) \(\{ ( 15,3 ) \}\)
• C) \(\{ ( x , y ) \mid 5 x + y = 18 \}\)
• D) \(\varnothing\) )

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