Pre-Algebra Examples

$- (a - 3 b + 27)$

Step 1

Apply the distributive property.

$- a - (- 3 b) - 1 \cdot 27$

Step 2

Simplify.

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Step 2.1

Multiply $- 3$ by $- 1$ .

$- a + 3 b - 1 \cdot 27$

Step 2.2

Multiply $- 1$ by $27$ .

$- a + 3 b - 27$

$- a + 3 b - 27$

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