What is 7-6y-5x^3-1+x^3-7-2y ?

The solution to 7-6y-5x^3-1+x^3-7-2y is -8y-4x^3-1

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simplify 7-6y-5x^3-1+x^3-7-2y

simplify

7 - 6 y - 5 x^{3} - 1 + x^{3} - 7 - 2 y

- 8 y - 4 x^{3} - 1

Solution steps

7 - 6 y - 5 x^{3} - 1 + x^{3} - 7 - 2 y

Group like terms

= - 6 y - 2 y - 5 x^{3} + x^{3} + 7 - 1 - 7

Add similar elements:

- 6 y - 2 y = - 8 y

= - 8 y - 5 x^{3} + x^{3} + 7 - 1 - 7

Add similar elements:

- 5 x^{3} + x^{3} = - 4 x^{3}

= - 8 y - 4 x^{3} + 7 - 1 - 7

Subtract the numbers:

7 - 1 - 7 = - 1

= - 8 y - 4 x^{3} - 1

- 3 + 11

(x - 4)^{2} + 8

2 x^{3} - 5 x^{2} - 22 x + 55

- 3 x - 6

What is 7-6y-5x^3-1+x^3-7-2y ?
The solution to 7-6y-5x^3-1+x^3-7-2y is -8y-4x^3-1