# Solution - Graphical Method of Solution of a Pair of Linear Equations

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ConceptGraphical Method of Solution of a Pair of Linear Equations

#### Question

Draw the graphs of the following equations 2x – 3y = – 6; 2x + 3y = 18; y = 2 Find the vertices of the triangles formed and also find the area of the triangle.

#### Solution

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On comparing the ratios a_1/a_2,b_1/b_2 and without drawing them, find out whether the lines representing the following pairs of linear equations intersect at a point, are parallel or coincide.

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(ii) 9x + 3y + 12 = 0, 18x + 6y + 24 = 0

(iii) 6x – 3y + 10 = 0, 2x – y + 9 = 0

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#### Reference Material

Solution for concept: Graphical Method of Solution of a Pair of Linear Equations. For the course 8th-10th CBSE
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