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

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

Step 1

Remove parentheses.

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

Step 2

Add $3 x$ and $2 x$ .

$3 x^{2} + 5 x - x^{2}$

Step 3

Subtract $x^{2}$ from $3 x^{2}$ .

$2 x^{2} + 5 x$