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Find the value of K from the equation 7x...

Find the value of K from the equation 7x  + ky =25 when x=2, y=1.

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NCERT TELUGU-LINEAR EQUATION IN TWO VARIABLES-EXERCISE
  1. If x = 2 - alpha and y = 2 + alpha is a solution of the equation 3x - ...

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  2. Find the value of 'a' so that the equation 3x + ay = 6 may have x = 1,...

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  3. Find the value of K from the equation 7x  + ky =25 when x=2, y=1.

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  4. Write five different linear eqs in two variables and find three soluti...

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  5. Write any three linear equations in two variables and any three soluti...

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  6. Take a graph paper, plot the point (2, 4) and draw a line passing thro...

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  7. Take a graph paper, plot the point (2, 4) and draw a line passing thro...

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  8. Take a graph paper, plot the point (2, 4), and draw a line passing thr...

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  9. Draw the graph of each of the follow ing linear equations : 2y = -x + ...

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  10. Draw the graph of each of the follow ing linear equations : -x + y = 6...

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  11. Draw the graph of each of the follow ing linear equations : 3x + 5y = ...

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  12. Draw the graph of each of the follow ing linear equations : x/2 - y/3 ...

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  13. Find three different solutions of the each of the following equations....

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  14. Draw the graphs of the following equations 3x-y-2=0 and 2x+y-8=0 on th...

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  15. Draw the graph of each of the following linear equations and answer th...

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  16. Draw the graph of each of the following linear equations and answer th...

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  17. Draw the graph of each of the following linear equations and answer th...

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  18. Draw the graph of each of the following linear equations and answer th...

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  19. Draw the graph of each of the following linear equations and answer th...

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  20. Draw the graph of each of the following linear equations and answer th...

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