Algebra Examples

- a + (- 3 a) + 15 + 5 a - (- 2)

$- a + (- 3 a) + 15 + 5 a - (- 2)$

Step 1

Simplify the expression.

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Step 1.1

Remove parentheses.

- a - 3 a + 15 + 5 a - (- 2)

$- a - 3 a + 15 + 5 a - (- 2)$

Step 1.2

Multiply

- 1

$- 1$ by

- 2

$- 2$ .

- a - 3 a + 15 + 5 a + 2

$- a - 3 a + 15 + 5 a + 2$

- a - 3 a + 15 + 5 a + 2

$- a - 3 a + 15 + 5 a + 2$

Step 2

Subtract

3 a

$3 a$ from

- a

$- a$ .

- 4 a + 15 + 5 a + 2

$- 4 a + 15 + 5 a + 2$

Step 3

Add

- 4 a

$- 4 a$ and

5 a

$5 a$ .

a + 15 + 2

$a + 15 + 2$

Step 4

Add

15

$15$ and

2

$2$ .

a + 17

$a + 17$

⎡ ⎢ ⎣ \begin{matrix} x^{2} & \frac{1}{2} \sqrt{π} & \int x d x \end{matrix} ⎤ ⎥ ⎦

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