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Х+1=2у; 5ху+у^2-16=0

Х+1=2у; 5ху+у^2-16=0

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The solution

You have entered [src]
x + 1 = 2*y
$$x + 1 = 2 y$$
         2         
5*x*y + y  - 16 = 0
$$5 x y + y^{2} - 16 = 0$$
or
$$\begin{cases}x + 1 = 2 y\\5 x y + y^{2} - 16 = 0\end{cases}$$
Rapid solution
$$x_{1} = -3$$
=
$$-3$$
Упростить
=
-3

$$y_{1} = -1$$
=
$$-1$$
Упростить
=
-1
$$x_{2} = \frac{21}{11}$$
=
$$\frac{21}{11}$$
Упростить
=
1.90909090909091

$$y_{2} = \frac{16}{11}$$
=
$$\frac{16}{11}$$
Упростить
=
1.45454545454545
Numerical answer [src]
y1 = -1.0
x1 = -3.0
y2 = 1.454545454545455
x2 = 1.909090909090909
y2 = 1.454545454545455
x2 = 1.909090909090909
The graph
Х+1=2у; 5ху+у^2-16=0