Solve the following equations: `1/x+1/y=3/2` , `1/y+1/z=5/4` , `1/z+1/x=3/4`

Solve the following equations by inverse method : x + z = -1 , y +z = - 4, 4x + y + z = 0 .

Solve by matrix method,the following equations: x+y-z=1,2x+y+z=4,x-y+z=1

Solve the following set of equations 2x+3y -z = 9; x +y +z = 9; 3x - y - z = -1 .

Solve the following system of equations : {:((1)/(x)-(1)/(y)+(2)/(z)=7),((3)/(x)+(4)/(y)-(5)/(z)=-5),((2)/(x)-(1)/(y)+(3)/(z)=12):}

If A = [(5, -1, 4), (2, 3, 5), (5, -2, 6)] , find A^(-1) and use it to solve the following system of equation 5x - y + 4z = 5, 2x + 3y +5z = 2, 5x - 2y + 6z =-1

If A = [(5, -1, 4), (2, 3, 5), (5, -2, 6)] , find A^(-1) and use it to solve the following system of equation 5x - y + 4z = 5, 2x + 3y +5z = 2, 5x - 2y + 6z =-1

Solve the following system of equations : {:((1)/(x)-(1)/(y)+(2)/(z)=4,,),((2)/(x)+(1)/(y)-(3)/(z)=0,,),((1)/(x)+(1)/(y)+(1)/(z)=2,x,y,z ne o):}

Solve the following simultaneous equations (1)/(3x)-(1)/(4y)+1=0 and (1)/(5x)+(1)/(2y)=(4)/(15)

By using determinants,solve the following system of equations: x+y+z=1x+2y+3z=4x+3y+5z=7

If A=[[2,-3,5],[3,2,-4],[1,1,-2]], find A^(-1). Using A^(-1) solve the following system of equations: 2x-3y+5z=16;3x+2y-4z=-4;x+y-2z=-3