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Ex 4.2, 4 - Chapter 4 Class 9 Linear Equations in Two Variables
Last updated at December 16, 2024 by Teachoo
Chapter 4 Class 9 Linear Equations in Two Variables
Serial order wise
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Transcript
Ex 4.2, 4 Find the value of k, if x = 2, y = 1 is a solution of the equation 2π₯+3π¦=πGiven ππ+ππ=π Since, π₯=2 and π¦=1 is a solution so it will satisfy its equation Putting π₯=2 and π¦=1 in (1) 2(π)+3(π)=π 4+3=π 7=π β΄ π=π β¦(1)
