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The equation 2x + 5y = 7 has a unique so...

The equation `2x + 5y = 7` has a unique solution, if x, y are :

A

natural numbers

B

positive real numbers

C

real numbers

D

rational numbes

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MODERN PUBLICATION-LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE
  1. The graph of the linear equation 3x+2y=6 line which meets the axis at ...

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  2. The linear equation 2x - 5y = 7 has

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  3. The equation 2x + 5y = 7 has a unique solution, if x, y are :

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  4. If (2,0) in a solutiosn at the linear equations 2x+3y=k that value of ...

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  5. Any solution of the linear equation 2x + 0y + 9 = 0 in two variables i...

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  6. The graph of the linear equaitons 2x+3y=0 the y-axis at the point

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  7. The equation x = 7, in two variables, can be written as

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  8. Any point on the x-axis of the form

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  9. Any point on the liney=x is of the form

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  10. The equaion of y=6 is a line

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  11. x = 5,y = 2 is a solutioin of the linear equatioin

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  12. If a linear equation has solutions (- 2, 2), (0, 0) and (2,- 2), then ...

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  13. The positive solutions of the equation is ax+by+c=0 always lie in the

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  14. The graph of the linear equation 2x + 3y = 6 is a line which meets the...

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  15. The point of form (a, -a) always lies on the line

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  16. The graph of the linear equation y = x passes through the point

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  17. If we multiply or divide both sides of a linear equation with a non-ze...

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  18. How many linear equationsin x and y can be satisfied by x = 1 and y = ...

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  19. The point of the form (a, a) always lies on :

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  20. Draw the graph of x=5y.

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