[x'/1+y+y=5],[1^(1)*2x-3y=4]

2x-y=1 ; 6x+3y=5

(1)/(2(3x+4y))=(1)/(5(2x-3y))=(1)/(4),

Find (x+y)-:(x-y), if x=2/3, y=3/2 (ii) x=2/5, y=1/2 x=5/4, y=(-1)/3

Solve the following simultaneous equations 1/(2(3x+4y)) + 1/(5(2x-3y))=1/4, 5/(3x+4y) - 2/(2x-3y) = -3/2

2x + 5y = 1 , 2x + 3y = 3 .

If (x_1, y_1) be the centroid of the triangle formed by a line L and coordinate axes then equation of line L is (1) (3x)/(x_1)+(3y)/(y_1)=1 (2) xx_1+y y_1=3 (3) x/(3x_1)+y/(3y_1)=1 (4) x/(x_1)+y/(y_1)=1 (5) x x_1+y y_1=1

Find (x+y)-:(x-y), if (i) x=2/3, y=3/2 (ii) x=2/5, y=1/2 (iii) x=5/4, y=(-1)/3

(4)/(x-y) + (1)/(x + y) = 3 , (2)/(x - y) - (3)/(x + y) = 5

Find (x+y)+(x-y), if x=5/4, y=(-1)/3 (ii) x=2/7, y=4/3 (iii) x=1/4, y=3/2

Solve the following simultaneous equations 1/(2(3x+4y))+1/(5(2x-3y))=1/4 .