Answer:
5
Step-by-step explanation:
<u>(n-2)180 = 108</u>
n
Distribute
180n-360=108n
-360=-72n
5=n
n=5
Answer:

Step-by-step explanation:
The correct steps to solve the equation are:


Because 
So, solving we get:

Sum 3 on every side:

Dividing by 2 into both sides:

So, the answer is 
Answer:
E) b^2
Step-by-step explanation:
Solving the first equation for a, we get ...
a - b = 0
a = b . . . . . . add b to both sides
Now, the expression ab can be rewritten as
ab = bb = b^2 . . . . . . substitute b for a
Answer:
5x+8y
Step-by-step explanation:
Hope Your Thanksgiving Went Well, Here's Some Help Cleaning Up
-TheKoolKid1O1
Hello,
You don't know (a-b)(a+b)=a²-b²?
(-3)²=9
(5i)²=-25
Answer 9 +25=34