Simplify (3x^3+4-2x)+(2x^2-x+6)

$(3 x^{3} + 4 - 2 x) + (2 x^{2} - x + 6)$

Simplify the expression.

Remove parentheses.

$3 x^{3} + 4 - 2 x + 2 x^{2} - x + 6$

Add $4$ and $6$ .

$3 x^{3} - 2 x + 2 x^{2} - x + 10$

Subtract $x$ from $- 2 x$ .

$3 x^{3} + 2 x^{2} - 3 x + 10$