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2x+3y=1,3x-y=7 then (x,y)=…………....

2x+3y=1,3x-y=7 then (x,y)=………….

A

(2,5)

B

`(2/3,4)`

C

(0,0)

D

`(4,2/3)`

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BEYOND PUBLICATION-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE
  1. If (5)/(x-1)+(1)/(y-2)=2,(6)/(x-1)+(-3)/(y-2)=1 then x=……….

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  2. If 3x + 4y = 25 and 5x - 6y = -9 then y=….

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  3. 2x+3y=1,3x-y=7 then (x,y)=………….

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  5. Places A and B are 150 km apart on a highway. One car starts from A an...

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  6. Solve the following pair of equations by reducing them to a pair of li...

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  7. Solve each of the following pairs of equations by reducing them to a p...

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  8. The graph of a pair of linear equations such that (a1)/(a2)=(b1)/(b2)n...

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  9. If (a1)/(a2)=(b1)/(b2)=(c1)/(c2) then the lines are………lines.

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  10. The lines x=5y passes through…………

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  11. 3x-5y=-1,-y+x=-1 then (x,y)=………

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  12. (2,(-1)/(4)) in……………

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  13. Q1={1,2,3,6,8,9} ; Q2={7,8,9,10} then Q1 nn Q2=...

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  14. (x+1)/(2)+(y+1)/(3)=9,(x-1)/(3)+(y+1)/(2)=8 then x=………

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  15. The ration of incomes of two persons is 11: 7 and the ration of their ...

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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 equations y=0 and y=-3 has

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  19. The pair of equations 3x+2y=5, 2x-3y=7

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  20. The age of a daughter is one third the age of her father. If the prese...

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