The pair of equation 2x +3y + 5=0 and –3x –6y +1 =0 have
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Answer:
2x+3y+5=0
-3x-6y+1=0
Both the equations are equal to zero.
So adding both equations
2x-3x+3y-6y+5+1=0
-x-3y+6=0
-x-3y=-6
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