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Solve the following equations by substit...

Solve the following equations by substitution method.
(i) 2x-7y=3
(ii) 4x+y=21.

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VGS PUBLICATION-BRILLIANT-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE
  1. Check whether the number of solutions of 2x+3y=12 and 3x+2y=13 are inf...

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  2. Solve the following equations by substitution method. (i) 2x-7y=3 ...

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  3. Solve the following equations by substitution method. (i) 2x-7y=3 ...

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  4. Solve the given pair of linear equations by elimination method. 2x+y-5...

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  5. Solve the linear equations 2x+3y=12 and 3x+2y=13 by graph method.

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  6. Solve 2x+3y=12 and 3x+2y=13 in the method of substitution.

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  7. Why there exist infinite solutions to the straight line 2x+3y=12 ?

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  8. Which method do you adopt to solve the given pair of linear equation 2...

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  9. A pair of linear equations in two vairables are 2x-y=4 and 4x-2y=6. Th...

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  10. Solution for the equations sqrt(3)x+sqrt(5)y=0" and "sqrt(7)x+sqrt(11)...

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  11. The value of 'x' in the equation 3x-(x-4)=3x+1 is………

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  12. Which of the following is inconsistent equation to 2x+3y-5=0?

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  13. The value of k forf which the system of equations kx-y=2 and 6x-2y=3 h...

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  14. If 2x+3y=8 and 4x+py=16 has infinite solutions, then p= ………

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  15. Which of the following pairs of equations represent inconsitent system...

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  16. For which value of k will the following pair of linear equations have ...

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

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  18. The pair of linear equations 3x+4y+5=0 and 12x+16y+15=0 have……..

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

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  20. The pair of equations y=0 and y=-3 has

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