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Find c if the system of equations cx + 3y + (3-c) = 0, 12x +cy - c=0 has infinitely many solutions?

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AGRAWAL PUBLICATION-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXAMPLE
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  2. In triangleABC, angleA = x^@, angleB = 3&@ and angleC = y^@. If 3y^@ -...

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  3. Find c if the system of equations cx + 3y + (3-c) = 0, 12x +cy - c=0 h...

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  4. For what value of k, does the system of linear equations 2x+3y =7 (...

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  5. If 2x +y = 23 and 4x - y=19, find the values of 5u-2x and y/x - 2.

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  9. For which value(s) of lambda do the pair of linear equations lambda x ...

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  10. For which value(s) of lambda do the pair of linear equations lambda x ...

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  11. For which value(s) of lambda do the pair of linear equations lambda x ...

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  12. For which values of a and b will the following pair of linear equation...

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  13. Write a pair of linear equations which has the unique solution solutio...

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  14. Solve the pair of equations: 2/x + 3/y = 11, 5/x - 4/y =7 Hence , ...

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  15. Find the solution of the pair of equations x/10 + y/5 -1 =0 and 5/4 = ...

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  16. By the graphical method, find whether the following pairs of equations...

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  17. By the graphical method, find whether the following pairs of equations...

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  18. By the graphical method, find whether the following pairs of equations...

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