Solve the following equations: `(x)/(7)+(y)/(3)=5, (x)/(2)-(y)/(9)=6`.

Solve the following system of equations: (x)/(7)+(y)/(3)=5,quad (x)/(2)-(y)/(9)=6

Solve the following system of equations: x/7+y/3=5,\ \ \ x/2-y/9=6

Solve the following system of equations: x/6+y/3=5,\ \ \ x/2-y/9=6

Solve the following system of equations: (x)/(3)+(y)/(4)=11,quad (5x)/(6)-(y)/(3)=-7

Solve the system of the following equations : (2)/(x)+(3)/(y)+(10)/(z)=2, (4)/(x)-(6)/(y)+(5)/(z)= 5, (6)/(x)+(9)/(y)-(20)/(z)= -4 .

Solve the following system of equations: (3)/(x)-(1)/(y)=-9,quad (2)/(x)+(3)/(y)=5

Solve the following system of equations: (1)/(7x)+(1)/(6y)=3,quad (1)/(2x)-(1)/(3y)=5

Solve the following system of equations: 2x-(3)/(y)=9,quad 3x+(7)/(y)=2,y!=0

Solve the following system of equations: (7x-2y)/(x y)=5,\ \ \ (8x+7y)/(x y)=15