Question

In the following exercise, simplify each expression.

$-3\left(-5\right)6$

Short answer

The simplified value is 90.

Step-by-step solution

Step 1. Concept Used.

The result of the multiplication or division of two numbers with the same sign is positive and with different signs, is negative.

Step 2. Calculation.

Perform the following operations to simplify the given expression.

• Multiply the opposite of 3 by the opposite of 5.
• Multiply the result by 6.

$\begin{array}{rcl}-3\left(-5\right)6& =& \left(15\right)6\\ & =& 90\end{array}$

Step 3. Conclusion.

The simplified value of the given expression is 90.