Home
Class 9
MATHS
Solve, using the method of substitution ...

Solve, using the method of substitution
`2x- 3y = 7, 5x + y = 9`

Text Solution

Verified by Experts

The correct Answer is:
`x = 2; y = -1 `
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ALGEBRA

    SURA PUBLICATION|Exercise EXERCISE 3.12|9 Videos

  • ALGEBRA

    SURA PUBLICATION|Exercise EXERCISE 3.13|6 Videos

  • ALGEBRA

    SURA PUBLICATION|Exercise EXERCISE 3.10|12 Videos

  • COORDINATE GEOMETRY

    SURA PUBLICATION|Exercise UNIT TEST (SECTION - C)|4 Videos

Similar Questions

Explore conceptually related problems

Solve using the method of substitution. 5x - y = 5, 3x + y = 11

Solve using the method of substitution. ( i) 2x-3y =7,5x +y=9 (ii) 1.5x+ 0.1 y =6.2,3x -0.4y=11.2 (iii) 10% of x +20% of y =24, 3x-y=20 (iv) sqrt2x -sqrt 3y =1, sqrt 3x -sqrt 8y =0

Solve, using the method of substitution 1.5x + 0.1 y = 6.2, 3x - 0.4y = 11.2

Solve, using the method of substitution sqrt2x- sqrt3y= 1, sqrt3x- sqrt8y= 0

Solve, using the method of substitution 10% of x + 20 % of y= 24, 3x - y = 20

Solve, using the method of substitution sqrt( 2)x - sqrt(3) y =1, sqrt(3) x - sqrt( 8) y = 0

Solve, using the method of substitution 1.5x+0.1y =6.2, 3x-0.4y=11.2

Solve, using the method of substitution 10% of x+ 20% of y=24, 3x-y=20

Solve by the method of elimination 2x- y = 3, 3x + y = 7

Solve by the method of elimination. 2x + y = 10, 5x - y = 11

Home
Profile