Question

x+y+2xy-5y-3x=20 solve x&y

Answer 1

\left[x \right] = \left[ \frac{ - \left( -20 - 4\,y\right) }{-2+2\,y}\right][x]=[​−2+2y​​−(−20−4y)​​] solve . Algebra functional value . totally answer