Question
Solve 3x + 2y = 12 and x − y = 1 by elimination. (NCERT Class 10 – Important)
Answer: x=y+1. Substitute: 3(y+1)+2y=12 ⇒ 5y=9 ⇒ y=9/5, x=14/5.
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Question
Answer: x=y+1. Substitute: 3(y+1)+2y=12 ⇒ 5y=9 ⇒ y=9/5, x=14/5.
Question
Answer: x=y+1. Substitute: 3(y+1)+2y=12 ⇒ 5y=9 ⇒ y=9/5, x=14/5.