Algebra Examples

$10 a - (- (5 a + 20))$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$10 a - (- (5 a) - 1 \cdot 20)$

Step 1.2

Multiply $5$ by $- 1$ .

$10 a - (- 5 a - 1 \cdot 20)$

Step 1.3

Multiply $- 1$ by $20$ .

$10 a - (- 5 a - 20)$

Step 1.4

Apply the distributive property.

$10 a - (- 5 a) - - 20$

Step 1.5

Multiply $- 5$ by $- 1$ .

$10 a + 5 a - - 20$

Step 1.6

Multiply $- 1$ by $- 20$ .

$10 a + 5 a + 20$

$10 a + 5 a + 20$

Step 2

Add $10 a$ and $5 a$ .

$15 a + 20$

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