Q5 of 42 Page 38

Write the linear equation such that each point on its graph has an ordinate 3 times its abscissa.

Given: linear equation such that each point on its graph has an ordinate(y) 3 times its abscissa(x).


⇒ y = 3x is the required linear equation.


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3

Draw the graph of the equation represented by a straight line which is parallel to the X-axis and at 3 units below.

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Draw the graph of the linear equation whose solutions are represented by the points having the sum of the coordinates as 10 units.

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If the point (3, 4) lies on the graph of 3y = ax + 7, then find the value of a.

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Solve the equation

2x + 1 = x – 3, and represent the solution(s) on


(i) the number line,


(ii) the Cartesian plane.