Chapter PFE, Problem 1PFE

To determine

To answer:

Evaluate the expression $6[5+2(3-8)-3]$

Answer to Problem 1PFE

Solution:

$-48$

Explanation of Solution

Given:

The given expression is $6[5+2(3-8)-3]$ .

Concept Use:

Step 1: Evaluate exponential expressions.

Step 2: Perform multiplications or division in order from left to right.

Step 3: Perform additions or subtractions in order from left to right.

Formula used:

$(-a-b)=-(a+b)$

Calculation:

Calculate within parentheses $6[5+2(3-8)-3]$

Solve the small bracket

$6[5+2(-5)-3]$

Perform the multiplication within bracket

$6[5+(-10)-3]$

$6[5-10-3]$

$6[5-13]$

$6[-8]$

$-48$

Conclusion:

The solution of the given expression is $-48$