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Linear Equations in Two Variables

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Introduction to Linear Equations

Subtopic

Introduction to Linear Equations under Linear Equations in Two Variables for Grade 9 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    A point (2,0)(2, 0) satisfies which of the following equations?

    A.

    x+y=2x + y = 2

    B.

    2x+y=22x + y = 2

    C.

    x−y=0x - y = 0

    D.

    y=2xy = 2x

  2. 2.

    In the linear equation y=mxy = mx, if x=1x = 1 and y=5y = 5, then mm is:

    A.

    11

    B.

    55

    C.

    1/51/5

    D.

    00

  3. 3.

    If we divide both sides of the equation 4x+6y=124x + 6y = 12 by 2, the new equation is:

    A.

    2x+3y=62x + 3y = 6

    B.

    4x+6y=64x + 6y = 6

    C.

    2x+6y=122x + 6y = 12

    D.

    8x+12y=248x + 12y = 24

Download the worksheet for Linear Equations in Two Variables - Introduction to Linear Equations to practice offline. It includes additional chapter-level practice questions.

Solution of a Linear Equation

Subtopic

Solution of a Linear Equation under Linear Equations in Two Variables for Grade 9 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of the following points satisfies the equation x+3y=10x + 3y = 10?

    A.

    (1,3)(1, 3)

    B.

    (3,1)(3, 1)

    C.

    (2,2)(2, 2)

    D.

    (4,1)(4, 1)

  2. 2.

    Substituting x=1x = 1 in 5x+2y=115x + 2y = 11 gives yy as:

    A.

    22

    B.

    44

    C.

    33

    D.

    88

  3. 3.

    What is the value of kk if (2,2)(2, 2) satisfies the equation kx+y=6kx + y = 6?

    A.

    11

    B.

    22

    C.

    33

    D.

    44

Download the worksheet for Linear Equations in Two Variables - Solution of a Linear Equation to practice offline. It includes additional chapter-level practice questions.

Graph of a Linear Equation in Two Variables

Subtopic

Graph of a Linear Equation in Two Variables under Linear Equations in Two Variables for Grade 9 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of the following lines passes through both (1,2)(1, 2) and (2,4)(2, 4)?

    A.

    y=2xy = 2x

    B.

    y=x+1y = x + 1

    C.

    x+y=3x + y = 3

    D.

    2x+y=62x + y = 6

  2. 2.

    The distance of the point (4,3)(4, 3) from the xx-axis is:

    A.

    44 units

    B.

    33 units

    C.

    77 units

    D.

    11 unit

  3. 3.

    In the equation x+2y=4x + 2y = 4, if y=0y = 0, then the value of xx is:

    A.

    22

    B.

    00

    C.

    44

    D.

    −4-4

Download the worksheet for Linear Equations in Two Variables - Graph of a Linear Equation in Two Variables to practice offline. It includes additional chapter-level practice questions.

Equations of Lines Parallel to the x-axis and y-axis

Subtopic

Equations of Lines Parallel to the x-axis and y-axis under Linear Equations in Two Variables for Grade 9 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The graph of x=kx = k is a straight line:

    A.

    Parallel to x-axis

    B.

    Parallel to y-axis

    C.

    Passing through (0,k)(0, k)

    D.

    Passing through origin

  2. 2.

    If a point lies on the line y=10y = 10, its distance from the x-axis is:

    A.

    00 units

    B.

    55 units

    C.

    1010 units

    D.

    −10-10 units

  3. 3.

    The line x=−1x = -1 passes through which quadrant(s)?

    A.

    I and II

    B.

    II and III

    C.

    III and IV

    D.

    I and IV

Download the worksheet for Linear Equations in Two Variables - Equations of Lines Parallel to the x-axis and y-axis to practice offline. It includes additional chapter-level practice questions.

Linear Equations in Two Variables - Class 9 Maths (CBSE) | Krit.club