Simplify (3x^2-2)+(5x^2+5x-1)

$(3 x^{2} - 2) + (5 x^{2} + 5 x - 1)$

Step 1

Remove parentheses.

$3 x^{2} - 2 + 5 x^{2} + 5 x - 1$

Step 2

Add $3 x^{2}$ and $5 x^{2}$ .

$8 x^{2} - 2 + 5 x - 1$

Step 3

Subtract $1$ from $- 2$ .

$8 x^{2} + 5 x - 3$