Answer:

Step-by-step explanation:
Given the expression

Remove parentheses: (a)=a

Group like terms

Add similar elements
∵ 
Add similar elements
∵ 
Thus, the equivalent expression in simplified form:

The total surface area of this square based pyramid is 125 squared inches :)
Answer:
theres 2
Step-by-step explanation:
Yeah you Are right
g= 12
because
3 times 12 = 36