Algebra Examples

$(1 - x + 4 x^{2} - 8 x^{3}) + (2 x^{3} + x^{2} - 6 x - 3) - (5 x^{3} + 8 x^{2})$

Step 1

Remove parentheses.

$1 - x + 4 x^{2} - 8 x^{3} + 2 x^{3} + x^{2} - 6 x - 3 - (5 x^{3} + 8 x^{2})$

Step 2

Simplify each term.

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Step 2.1

Apply the distributive property.

$1 - x + 4 x^{2} - 8 x^{3} + 2 x^{3} + x^{2} - 6 x - 3 - (5 x^{3}) - (8 x^{2})$

Step 2.2

Multiply $5$ by $- 1$ .

$1 - x + 4 x^{2} - 8 x^{3} + 2 x^{3} + x^{2} - 6 x - 3 - 5 x^{3} - (8 x^{2})$

Step 2.3

Multiply $8$ by $- 1$ .

$1 - x + 4 x^{2} - 8 x^{3} + 2 x^{3} + x^{2} - 6 x - 3 - 5 x^{3} - 8 x^{2}$

Step 3

Simplify by adding terms.

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Step 3.1

Subtract $3$ from $1$ .

$- x + 4 x^{2} - 8 x^{3} + 2 x^{3} + x^{2} - 6 x - 2 - 5 x^{3} - 8 x^{2}$

Step 3.2

Subtract $6 x$ from $- x$ .

$4 x^{2} - 8 x^{3} + 2 x^{3} + x^{2} - 7 x - 2 - 5 x^{3} - 8 x^{2}$

Step 3.3

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

$- 8 x^{3} + 2 x^{3} + 5 x^{2} - 7 x - 2 - 5 x^{3} - 8 x^{2}$

Step 3.4

Add $- 8 x^{3}$ and $2 x^{3}$ .

$- 6 x^{3} + 5 x^{2} - 7 x - 2 - 5 x^{3} - 8 x^{2}$

Step 3.5

Subtract $5 x^{3}$ from $- 6 x^{3}$ .

$- 11 x^{3} + 5 x^{2} - 7 x - 2 - 8 x^{2}$

Step 3.6

Subtract $8 x^{2}$ from $5 x^{2}$ .

$- 11 x^{3} - 3 x^{2} - 7 x - 2$