Basic Math Examples

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

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

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

Step 1.2

Multiply $- 2$ by $- 1$ .

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

Step 1.3

Multiply $- 4$ by $- 1$ .

$5 b^{2} + 3 b - 2 + 2 b^{2} + 4 b$

$5 b^{2} + 3 b - 2 + 2 b^{2} + 4 b$

Step 2

Simplify by adding terms.

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Step 2.1

Add $5 b^{2}$ and $2 b^{2}$ .

$7 b^{2} + 3 b - 2 + 4 b$

Step 2.2

Add $3 b$ and $4 b$ .

$7 b^{2} + 7 b - 2$

$7 b^{2} + 7 b - 2$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$