Algebra Examples

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

Step 1

Remove parentheses.

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

Step 2

Combine the opposite terms in $x^{2} - 3 x + 4 + x^{3} + 3 x - 4$ .

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Step 2.1

Add $- 3 x$ and $3 x$ .

$x^{2} + 4 + x^{3} + 0 - 4$

Step 2.2

Add $x^{2} + 4 + x^{3}$ and $0$ .

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

Step 2.3

Subtract $4$ from $4$ .

$x^{2} + x^{3} + 0$

Step 2.4

Add $x^{2} + x^{3}$ and $0$ .

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