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{:(7x+4y=10),(35/2 x+12y=25):}...

`{:(7x+4y=10),(35/2 x+12y=25):}`

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Solve the following pair of linear equations by cross multiplication method : 4x+7y=10 , 10x- 35/2 y = 25 .

Solve : 2x+ 7y =11 5x + (35)/(2) y = 25

The incentre of the triangle formed by the lines 3x + 4y =10,5x+12y = 26, 7x+24y-50 is (alpha,beta) then alpha+beta= (i)0 (ii)1 (iii)2 (iv)4

Find three different solutions of the each of the following equations. (i) 3x + 4y = 7 (ii) y = 6x (iii) 2x - y = 7 (iv) 13x - 12y = 25 (v) 10x + 11y = 21 (vi) x + y = 0

Find three different solutions of the each of the following equations. (i) 3x + 4y = 7 (ii) y = 6x (iii) 2x - y = 7 (iv) 13x - 12y = 25 (v) 10x + 11y = 21 (vi) x + y = 0

Find three different solutions of the each of the following equations. (i) 3x + 4y = 7 (ii) y = 6x (iii) 2x - y = 7 (iv) 13x - 12y = 25 (v) 10x + 11y = 21 (vi) x + y = 0

Find three different solutions of the each of the following equations. (i) 3x + 4y = 7 (ii) y = 6x (iii) 2x - y = 7 (iv) 13x - 12y = 25 (v) 10x + 11y = 21 (vi) x + y = 0

Find three different solutions of the each of the following equations. (i) 3x + 4y = 7 (ii) y = 6x (iii) 2x - y = 7 (iv) 13x - 12y = 25 (v) 10x + 11y = 21 (vi) x + y = 0

Show that the origin is equidistant from the three straight lines : 4x + 3y + 10 = 0,5x - 12y + 26 =0 and 7x + 24y = 50.

{:((10)/(x + y) - (4)/(x - y)= -2),((15)/(x + y) + (7)/(x - y) = 10):}