(44)/(x+y)+(30)/(x-y)=10

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

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

Solve the following simultaneous equation: 30/(x-y)+44/(x+y)=10, 40/(x-y)+55/(x+y)=13 .

Solve each of the following pairs of equations by reducing them to a pair of linear equations. 30/(x-y)+44/(x+y)=10 40/(x-y)+55/(x+y) = 13

Solve the following simultaneous equations: 30/(x-y)+44/(x+4)=10 ,40/(x-y) +55/(x+y)=13

Prove that : If (4.44)^x=(0.444)^y=1000 , then prove that (1)/(x)-(1)/(y)=(1)/(3) .

(x/10+y)(x/10-y)=?

Solve :(x+y)(x+y+z)=18,(y+z)(x+y+z)=30,(x+z)(x+y+z)=2