Question

x2 + y2 + 3x+ y + 10 = 0​

Answer 1

x 2 + y 2 + 3 x + y + 10 = 0

y_{2}+3x+y+10=-x_{2}

3x+y+10=-x_{2}-y_{2}

3x+10=-x_{2}-y_{2}-y

3x=-x_{2}-y_{2}-y-10

3x=-y-x_{2}-y_{2}-10

\frac{3x}{3}=\frac{-y-x_{2}-y_{2}-10}{3}

x=\frac{-y-x_{2}-y_{2}-10}{3}