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

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

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

simplify

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

x - 1

Solution steps

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

Group like terms

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

Add similar elements:

7 y^{2} - 7 y^{2} = 0

= - 4 x + 7 x - 2 x + 2 - 3

Add similar elements:

- 4 x + 7 x - 2 x = x

= x + 2 - 3

Subtract the numbers:

2 - 3 = - 1

= x - 1

8 - 20

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

7 p - 10 p

2 (h + 1)^{2} + 5 (h + 1) - 3

- \frac{3}{8} - \frac{1}{2}