Simplify (4r^3+4)+(2-4r+3r^3)

$(4 r^{3} + 4) + (2 - 4 r + 3 r^{3})$

Remove parentheses.

$4 r^{3} + 4 + 2 - 4 r + 3 r^{3}$

Add $4 r^{3}$ and $3 r^{3}$ .

$7 r^{3} + 4 + 2 - 4 r$

Simplify the expression.

Add $4$ and $2$ .

$7 r^{3} + 6 - 4 r$

Move $6$ .

$7 r^{3} - 4 r + 6$