Question

In the following exercise, simplify each expression.

$19+2\left(-3+8\right)$

Short answer

The simplified value is 29.

Step-by-step solution

Step 1. Concept Used.

According to subtraction property, the subtraction of a number is equal to the addition of its opposite. This can be expressed as follows.

$a-b=a+\left(-b\right)$

Step 2. Clear Parentheses.

Add 8 with opposite of 3 inside the parentheses.

$19+2\left(-3+8\right)=19+2\left(5\right)$

Step 3. Simplification.

• Multiply 2 with 5.
• Add 19 to the product.

$\begin{array}{rcl}19+2\left(5\right)& =& 19+10\\ & =& 29\end{array}$

Step 4. Conclusion.

The value of the given expression is 29.