Simplify (-7-x^4)+(6x-7x^4)+(-8+7x)

$(- 7 - x^{4}) + (6 x - 7 x^{4}) + (- 8 + 7 x)$

Step 1

Simplify the expression.

Remove parentheses.

$- 7 - x^{4} + 6 x - 7 x^{4} - 8 + 7 x$

Subtract $8$ from $- 7$ .

$- x^{4} + 6 x - 7 x^{4} - 15 + 7 x$

Step 2

Subtract $7 x^{4}$ from $- x^{4}$ .

$- 8 x^{4} + 6 x - 15 + 7 x$

Step 3

Add $6 x$ and $7 x$ .

$- 8 x^{4} + 13 x - 15$