If `(x-1,y+4)=(1,2)` find the values of `x` and `y`.

If (x+1,\ 1)=(3,\ y-2) , find the value of x and y .

If (x+y, x-y) = (3, 1), find the values of x and y.

If (x + 1, y - 2) = (3, -1) , find the values of x and y.

If [[(x+3y),y],[7-x,4]]=[(4,-1),(0,1)], find the values of x and y.

If x and y are real numbers such that 16^(x^(2)+y)+16^(x+y^2)=1 , then find the values of x and y.

Find the values of x and y if: (x-1,y+3)=(4,4)

If sin^(2)theta=(x^(2)+y^(2)+1)/(2x) . Find the value of x and y.

If the points (-2,\ -1),\ (1,\ 0),\ (x ,\ 3) and (1,\ y) form a parallelogram, find the values of x and y .

If x=2 and y=5 find the values of : 3x-4y

If y=(a x-b)/((x-1)(x-4)) has a turning point P(2,-1), find the value of a and b .