Answer: B. 3
Answer: (B) 3
Put \(x = 1\) in \(4x + 5y = 19\): \(4(1) + 5y = 19 \Rightarrow 5y = 15 \Rightarrow y = 3\).
Best answer
Answer: B. 3
Answer: (B) 3
Put \(x = 1\) in \(4x + 5y = 19\): \(4(1) + 5y = 19 \Rightarrow 5y = 15 \Rightarrow y = 3\).
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