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Solve the following pair of linear equat...

Solve the following pair of linear equations:(i)px+qy=p-q qx-py=p+q

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R G PUBLICATION-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE
  1. In a triangle ABC,angleC=3angleB=2(angleA+angleB).Find the three angle...

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  2. Draw the graphs of the equations 5x-y=5 and 3x-y=3.Determine the coord...

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  3. Solve the following pair of linear equations:(i)px+qy=p-q qx-py=p+q

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  4. Solve the following pair of linear equations:(ii)ax+by=c ,bx+ay=1+c

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  5. Slove the following pair of linear equations:(iii)x/a-y/b=0 ax+by=a^2...

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  6. Solve the following pair of linear equations:(iv)(a-b)x+(a+b)y=a^2-2ab...

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  7. Solve the following pair of linear equations:(v)152x-378y=-74 -378x+...

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  8. The pair of linear equations kx+2y=5 and 3x+y=1 has unique solution if...

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  9. The pair of linear equations -5x+2y=8 and 2x-5y-3=0 have a)one solutio...

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  10. The pair of linear equations 2x+3y=5 and 4x+ky=10 has infinite solutio...

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  11. The pair of equations 2x-5y+4=0 and 2x+y-8=0 has

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  12. The pair of equations y=0 and y=-7 has a)one solution b)two solutio...

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  13. If the pair of equations 2x+3y=11 and (a+b)x+(2a-b)y=33 has infinitely...

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  14. The pair of equations 3x+y=1 (2k-1)x+(k-1)y=2k+1 is consistent for wh...

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  15. If the lines given by 3x+2ky=2 and 2x+5y+1=0 are parallel then the val...

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  16. If a pair of linear equations is consistent then the lines will be a...

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  17. If x=a,y=b is the solution of the equations x-y=2 and x+y=4 then the v...

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  18. If am!=bl then the pair of equations ax+by=c, lx+my=n a)has a unique...

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  19. The area of the triangle fomed by the line x/a+y/b=1 with the Co-ordin...

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  20. The area of the triangle fomed by y=x,x=6 and y=0 is a)9 sq.units ...

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