What is 2x^2+7+6x-1-7x-6x^2+1 ?

The solution to 2x^2+7+6x-1-7x-6x^2+1 is -4x^2-x+7

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simplify 2x^2+7+6x-1-7x-6x^2+1

simplify

2 x^{2} + 7 + 6 x - 1 - 7 x - 6 x^{2} + 1

- 4 x^{2} - x + 7

Solution steps

2 x^{2} + 7 + 6 x - 1 - 7 x - 6 x^{2} + 1

Group like terms

= 2 x^{2} - 6 x^{2} + 6 x - 7 x + 7 - 1 + 1

Add similar elements:

2 x^{2} - 6 x^{2} = - 4 x^{2}

= - 4 x^{2} + 6 x - 7 x + 7 - 1 + 1

Add similar elements:

6 x - 7 x = - x

= - 4 x^{2} - x + 7 - 1 + 1

Add the numbers:

7 - 1 + 1 = 7

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

- 98 x^{4}

1 - 4 (x + 6) - 6 (8 - 2 x)

564

2 x^{3} - x + 1

b + 7 b - 3 b

What is 2x^2+7+6x-1-7x-6x^2+1 ?
The solution to 2x^2+7+6x-1-7x-6x^2+1 is -4x^2-x+7