Q13 of 186 Page 3

Solve the following system of equations graphically. Also find the points where the lines meet the y – axis.

2x — y — 4 = 0


x + y + 1 = 0

The given equation is


2x – y = 4


and x + y + 1 = 0


Now, let us find atleast two solutions of each of the above equations, as shown in the following tables.


Table for 2x – y = 4 or y = 2x – 4



Now, table for x + y + 1 = 0 or y = – (x + 1)




Here, the lines intersecting at point C, i.e. (1, – 2)


The point which intersects at y axis are A (0, – 4) and D (0, – 1)


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