If `x= -2` and `y =3`, then find the value of `(y/x)^y`.

If x=2 and y=3 , find the value of x^x + y^y =

If 3x-2y=24 and 2x-3y=18, then find the value of x+y.

(i) x+2y=-7 and 3x-2y=-1, then find the value of x. (ii) If x+y=8 and 4y-x=2, then find the value of y. (iii) If 3x+5y=9 and 5x+3y=7, then find the value of x+y. (iv) If 3x-y=11 and x-3y=17, then find the value of x-y.

3x+y=19 and x+3y=1 then find the value of 2x+2y

If 3x + 5y = 21 and 2x +3y = 13 , then find the values of x and y .

If 5x-2y = 17 and 3x +y =8 , then find the values of x and y .

If x =3 and y=1, then find the values of (i) 3x-2y" "(ii) (22)/(3)x^(2)-(7)/(2)y^(2)

If [x-y2x+y7]=[3187], then find the value of y.