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Solve the following system of equatio...

Solve the following system of equations: `(7x-2y)/(x y)=5,\ \ \ (8x+7y)/(x y)=15`

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Solve the following system of equations: (7x-2y)/(xy)=5,quad (8x+7y)/(xy)=15

Solve the following system of equations: (x)/(7)+(y)/(3)=5,quad (x)/(2)-(y)/(9)=6

Solve the following system of equations: (22)/(x+y)+(15)/(x-y)=5,quad (55)/(x+y)+(45)/(x-y)=14

Solve the following system of equations: 2x-(3)/(y)=9,quad 3x+(7)/(y)=2,y!=0

Solve the following system of equations: (5)/(x+y)-(2)/(x-y)=-1,quad (15)/(x+y)+(7)/(x-y)=10

Solve the following system of equations: 3x-7y+10=0,quad y-2x-3=0

Solve the following system of equations: (4)/(x)+3y=8,quad (6)/(x)-4y=-5

Solve the following system of equations: (x)/(2)+y=0.8,(7)/(x+(y)/(2))=10

Solve the following system of equations: (1)/(7x)+(1)/(6y)=3,quad (1)/(2x)-(1)/(3y)=5

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OSWAL PUBLICATION-DIKSHA QUESTIONS -Unit -II : Algebra (Polynomials) (Long Answer Type Questions)
  1. Obtain all the zeros of the polynomial f(x)=3x^4+6x^3-2x^2-10 x-5, if ...

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  2. Find the zeroes of the polynomial x^(2)+1/6 x-2 Hence verify the rela...

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  3. 4 chairs and 3 tables cost Rs 2100 and 5 chairs and 2 tables cost R...

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  4. 5/(x-1)+1/(y-2)=2 and 6/(x-1)-3/(y-2)=1 then find the values of x and ...

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  5. 6 (ax + by) = 3a + 2b & 6(bx-ay) = 3b-2a

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  6. Solve: 1/x+3/y=9 1/x -4/y =2

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  7. Solve for (x,y): 2x-3y =5 , 3x+4y = -1.

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  8. In a two digit number , the digit in the unit place is twice of the di...

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  9. Students are made to stand in rows . If one student is extra in a row ...

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  10. Graphically, solve the following pair of equations 2x+y=6 and 2x-y+2...

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  11. Solve the following system of equations by method of cross-multipli...

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  12. Solve the following questions. (ii) A train travels 360 km with unif...

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  13. Solve the following pair of linear equations in 2 variables: x/a +y/...

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  14. A boat covers 32 km upstream and 36 km downstream in 7 hours . In 9 ho...

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  15. A man travels 600 km partly by train and partly by car . It takes 8 ho...

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  16. Solve the following system of equations graphically : 4x-3y +4 = 0 ...

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  17. Two places 'A' and 'B' are 120 km apart from each other on a highway ....

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  18. 8 men and 12 boys can finish a piece of work in 5 days, while 6...

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  19. The sum of a two digit number and the number obtained by reversing the...

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  20. Solve the following system of equations: (7x-2y)/(x y)=5,\ \ \ (8x+...

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