How do you simplify #9 -[(4*2+6)-9]+(4+2*6)#?

1 Answer
Mar 26, 2018

Answer:

#20#.

Explanation:

Using PEMDAS we start with multiplying the terms inside the parentheses:

#9-[(8+6)-9]+(4+12)#

Then you add the terms inside the parentheses:

#9-[(14)-9]+(16)#

Now combine the terms in the brackets:

#9-[5]+(16)#

Add/subtract to get:

#20 #