Home
Class 10
MATHS
47x+31y=63, 31x+47y=15...

`47x+31y=63, 31x+47y=15`

Text Solution

Verified by Experts

The correct Answer is:
x = 4, y = -2
Promotional Banner

Topper's Solved these Questions

  • LINEAR EQUATIONS IN TWO VARIABLES

    CHETAN PUBLICATION|Exercise Problems for practice (Based on practice Set 1 . 2) Solve the following simultaneous equations using Graphical method:|5 Videos
  • LINEAR EQUATIONS IN TWO VARIABLES

    CHETAN PUBLICATION|Exercise Problems for practice (Based on practice Set 1 . 3) Find the value of following determinans :|3 Videos
  • LINEAR EQUATIONS IN TWO VARIABLES

    CHETAN PUBLICATION|Exercise Problem Set - 1|48 Videos
  • GEOMETRIC CONSTRUCTION

    CHETAN PUBLICATION|Exercise ASSIGNMENT|13 Videos
  • MODEL ACTIVITY SHEET

    CHETAN PUBLICATION|Exercise QUESTION|29 Videos

Similar Questions

Explore conceptually related problems

Solve 15x + 17x = 21, 17x + 15y = 11 Complete the following activity .

The equation of the plane passing through the point 1,1,1) and perpendicular to the planes 2x+y-2z=5a n d3x-6y-2z=7, is 14 x+2y+15 z=3 14 x+2y-15 z=1 14 x+2y+15 z=31 14 x-2y+15 z=27

Solve the following simultaneous linear equations in two variables by the method of elimination : 23 x + 17 y = 63 ; 17 x + 23 y = 57

A line is a drawn from P(4,3) to meet the lines L_1 and l_2 given by 3x+4y+5=0 and 3x+4y+15=0 at points A and B respectively. From A , a line perpendicular to L is drawn meeting the line L_2 at A_1 Similarly, from point B_1 Thus a parallelogram AA_1 B B_1 is formed. Then the equation of L so that the area of the parallelogram AA_1 B B_1 is the least is (a) x-7y+17=0 (b) 7x+y+31=0 (c) x-7y-17=0 (d) x+7y-31=0

Draw the graph of each of the following linear equations. (i) 2y = -x + 1 (ii) –x + y = 6 (iii) 3x + 5y = 15 (iv) x/2-y/3 =3

If 2x +3y = alpha, x -y = beta and kx +15y = r are 3 concurrent normal of parabola y^(2) = lambda x then value of k is

Solve by the method of elimination 2x-y=3,3x +y=7 (ii) x-y=5, 3x+ 2y = 25 (iii) (x)/(10 ) +(y)/(5) =14 ,(x)/( 8) + (y)/( 6) =15 (iv) 3(2x+y) =7xy,3 (x+3y ) =11xy (v) (4)/(x) +5y =7,(3)/(x) +4y =5 (vi) 13x +11y = 70,11x +13y =74