What is 3-2y-1+5x^2-7y+7+4x^2 ?

The solution to 3-2y-1+5x^2-7y+7+4x^2 is -9y+9x^2+9

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simplify 3-2y-1+5x^2-7y+7+4x^2

simplify

3 - 2 y - 1 + 5 x^{2} - 7 y + 7 + 4 x^{2}

- 9 y + 9 x^{2} + 9

Solution steps

3 - 2 y - 1 + 5 x^{2} - 7 y + 7 + 4 x^{2}

Group like terms

= - 2 y - 7 y + 5 x^{2} + 4 x^{2} + 3 - 1 + 7

Add similar elements:

- 2 y - 7 y = - 9 y

= - 9 y + 5 x^{2} + 4 x^{2} + 3 - 1 + 7

Add similar elements:

5 x^{2} + 4 x^{2} = 9 x^{2}

= - 9 y + 9 x^{2} + 3 - 1 + 7

Add the numbers:

3 - 1 + 7 = 9

= - 9 y + 9 x^{2} + 9

1^{12}

3 a^{2} (2 x - y) - 2 x (a + y^{2})^{2}

- 3 (2 x + 3 y) (3 x - 5 y)

25 x^{11}

200 - 32

What is 3-2y-1+5x^2-7y+7+4x^2 ?
The solution to 3-2y-1+5x^2-7y+7+4x^2 is -9y+9x^2+9