Pre-Algebra Examples

$(4 + 2 i) + (- 12 - 2 i)$

Step 1

Simplify the expression.

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Step 1.1

Remove parentheses.

$4 + 2 i - 12 - 2 i$

Step 1.2

Subtract $12$ from $4$ .

$- 8 + 2 i - 2 i$

$- 8 + 2 i - 2 i$

Step 2

Subtract $2 i$ from $2 i$ .

$- 8 + 0$

Step 3

Add $- 8$ and $0$ .

$- 8$

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