What is x^2-y^2+4+4x-1-2y ?

The solution to x^2-y^2+4+4x-1-2y is x^2+4x-y^2-2y+3

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simplify x^2-y^2+4+4x-1-2y

simplify

x^{2} - y^{2} + 4 + 4 x - 1 - 2 y

x^{2} + 4 x - y^{2} - 2 y + 3

Solution steps

x^{2} - y^{2} + 4 + 4 x - 1 - 2 y

Group like terms

= x^{2} + 4 x - y^{2} - 2 y + 4 - 1

Subtract the numbers:

4 - 1 = 3

= x^{2} + 4 x - y^{2} - 2 y + 3

\frac{54}{63}

9 x^{2 n} - \frac{1}{49}

- 2 \cdot + 3

- y - 2 y

\frac{10}{16}

What is x^2-y^2+4+4x-1-2y ?
The solution to x^2-y^2+4+4x-1-2y is x^2+4x-y^2-2y+3