Pre-Algebra Examples

$(3 x^{4} + 5 x^{3} - 3) + (2 x^{4} - 3 x^{2} + 6 x - 4)$

Step 1

Remove parentheses.

$3 x^{4} + 5 x^{3} - 3 + 2 x^{4} - 3 x^{2} + 6 x - 4$

Step 2

Add $3 x^{4}$ and $2 x^{4}$ .

$5 x^{4} + 5 x^{3} - 3 - 3 x^{2} + 6 x - 4$

Step 3

Subtract $4$ from $- 3$ .

$5 x^{4} + 5 x^{3} - 3 x^{2} + 6 x - 7$