Algebra Examples

$(4 x^{3} + 6 x - 7) + (3 x^{3} - 5 x^{2} - 5 x + 9)$

Step 1

Remove parentheses.

$4 x^{3} + 6 x - 7 + 3 x^{3} - 5 x^{2} - 5 x + 9$

Step 2

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

$7 x^{3} + 6 x - 7 - 5 x^{2} - 5 x + 9$

Step 3

Subtract $5 x$ from $6 x$ .

$7 x^{3} + x - 7 - 5 x^{2} + 9$

Step 4

Simplify the expression.

Tap for more steps...

Step 4.1

Add $- 7$ and $9$ .

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

Step 4.2

Move $x$ .

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