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If (2, 0) is a solution of the linear equation 2x + 3y = k, then the value of k is ______. - Mathematics

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Question

If (2, 0) is a solution of the linear equation 2x + 3y = k, then the value of k is ______.

Options

  • 4

  • 6

  • 5

  • 2

MCQ
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Solution

If (2, 0) is a solution of the linear equation 2x + 3y = k, then the value of k is 4.

Explanation:

Since, (2, 0) is a solution of the given linear equation 2x + 3y = k, then put x = 2 and y = 0 in the equation.

⇒ 2(2) + 3(0) = k

⇒ k = 4 

Hence, the value of k is 4.

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Chapter 4: Linear Equation In Two Variables - Exercise 4.1 [Page 34]

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NCERT Exemplar Mathematics [English] Class 9
Chapter 4 Linear Equation In Two Variables
Exercise 4.1 | Q 3. | Page 34

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