Algebra Examples

$11 x + 2 x^{2} - (- 7 x - 3 x^{2} + 4)$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$11 x + 2 x^{2} - (- 7 x) - (- 3 x^{2}) - 1 \cdot 4$

Step 1.2

Simplify.

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Step 1.2.1

Multiply $- 7$ by $- 1$ .

$11 x + 2 x^{2} + 7 x - (- 3 x^{2}) - 1 \cdot 4$

Step 1.2.2

Multiply $- 3$ by $- 1$ .

$11 x + 2 x^{2} + 7 x + 3 x^{2} - 1 \cdot 4$

Step 1.2.3

Multiply $- 1$ by $4$ .

$11 x + 2 x^{2} + 7 x + 3 x^{2} - 4$

Step 2

Simplify by adding terms.

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Step 2.1

Add $11 x$ and $7 x$ .

$2 x^{2} + 18 x + 3 x^{2} - 4$

Step 2.2

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

$5 x^{2} + 18 x - 4$