Q56. - Algebra 2

Question

Find the value of each expression.

 

56. $\mathbf{-}\mathbf{5}\left(\mathbf{3}\mathbf{-}\mathbf{18}\right)$

Step-by-Step Solution

Answer

The value of $-5\left(3-18\right)$ is $\mathbf{75}$.

Step 1 – Description of step.

For any real numbers $p,q$ and $r$, $p\left(q+r\right)=pq+pr$.

Step 2 – Apply distributive property.

Apply distributive property to the given expression.

$-5\left(3\right)+\left(-5\right)\left(-18\right)$

Step 3 – Description of step.

Simplify the expression obtained in step 2.

$-15+90=75$

Therefore, the value of $-5\left(3-18\right)$ is 75.