Home
Class 10
MATHS
Choose the correct alternative from thos...

Choose the correct alternative from those given below each question:
For simultaneous equations in x and y , if D=30, D_x=-18, D_y=-12, then what is the value of y?

Promotional Banner

Topper's Solved these Questions

  • LINEAR EQUATIONS IN TWO VARIABLES

    NAVNEET PUBLICATION|Exercise EXERCISE|93 Videos

  • FINANCIAL PLANNING

    NAVNEET PUBLICATION|Exercise EXERCISE|45 Videos

  • PROBABILITY

    NAVNEET PUBLICATION|Exercise EXERCISE|78 Videos

Similar Questions

Explore conceptually related problems

Choose the correct alternative from those given below each question: For simultaneous equations in x and y, if D_x=39,D_y=26 and D =13, then what is the value of X ?

Choose the correct alternative from those given below each question: The simultaneous equations in x and y , if D_X=25 , D_y =50 ,D =5 , then what is the value of x?

Choose the correct alternative from those given below each question: The solution of the equations x-y =10 and x+y =70 is…..?

Choose the correct alternative for each of the following questions: For simultaneously equations in variables x and y, if D_x=49,D_y= -63 and D=7, then what is the value of X ?

Choose the correct alternative from those given below each question: Which of the following equations has roots-2 and 7 ?

Choose the correct alternative from those given below each question: If for an A.P. d=10, what is t_6-t_2?

Choose the correct alternative from those given below each question: Which of the following is quadratic equation?

Choose the correct alternative from those given below each question: If one of the roots of the quadratic equation kx^2+2x-8=0 is -2, then what is the value of k ?

Choose the correct alternative from those given below each question: What is the value of D_y for the simultaneous equations 3x+y=1 and 2x-11y=3?

For certain simultaneous equations in x and y, if D_x =18 and D=-3,D_Y= -12, Find the value of x and y.

NAVNEET PUBLICATION-LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE
  1. Choose the correct alternative from those given below each question: ...

    Text Solution

    |

  2. Choose the correct alternative from those given below each question: ...

    Text Solution

    |

  3. Choose the correct alternative from those given below each question: ...

    Text Solution

    |

  4. Choose the correct alternative from those given below each question: ...

    Text Solution

    |

  5. Choose the correct alternative from those given below each question: ...

    Text Solution

    |

  6. Choose the correct alternative from those given below each question: ...

    Text Solution

    |

  7. Choose the correct alternative from those given below each question: ...

    Text Solution

    |

  8. Write one solution of the equation 2x-y+1=0.

    Text Solution

    |

  9. Write one solution of the equation x+3y=11

    Text Solution

    |

  10. Find the value of x, if 4x+3y=23 and y=5

    Text Solution

    |

  11. Find the value of x, if 3x+y=15 and y=4

    Text Solution

    |

  12. Find the value of x, if 2x+y=7 and y=-3

    Text Solution

    |

  13. Find the value of(x+y) if 15x+17y=21,17x+15y=11.

    Text Solution

    |

  14. Find the value of (x+y) ,if 3x+5y=9,5x+3y=7

    Text Solution

    |

  15. Find the value of (x+y),if 5x-2y=10,x+8y=26

    Text Solution

    |

  16. Find the value of (x-y) , if 5x+4y=14,4x+5y=13

    Text Solution

    |

  17. Find the value of (x-y) , if 3x+4y=11,4x+3y=10

    Text Solution

    |

  18. Find the value of (x-y), if 2x-5y=5,5x-8y=14

    Text Solution

    |

  19. Find the value of the determinant [[5,0],[0,4]]

    Text Solution

    |

  20. Find the value of the determinant [[0,-5],[0,4]]

    Text Solution

    |