Pre-Algebra Examples

$- 2 + 5 i + (- 8 - 7 i)$

Step 1

Simplify the expression.

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Step 1.1

Remove parentheses.

$- 2 + 5 i - 8 - 7 i$

Step 1.2

Subtract $8$ from $- 2$ .

$- 10 + 5 i - 7 i$

$- 10 + 5 i - 7 i$

Step 2

Subtract $7 i$ from $5 i$ .

$- 10 - 2 i$

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