Answer:
20 + 0i
Step-by-step explanation:
(10 + 5i) + (10 - 5i) = 20 + 0i
Answer:C. 36
Step-by-step explanation: height is 12 base is 9
12^2+9^2= 144+81=225 sq rt of 225 =15
So 12+9+15=36
4 and then we will have a good day to sleep at church and ok then I just woke you up I love wieieuueueiewiowowo ohhh
<h2>
Answer:</h2>

<h2>Given:
</h2>

<h2>
Step-by-step explanation:</h2>
In this problem, we need to find the value of the given expression for which we need to simplify the given expression.

We need to solve the numbers within the parentheses.

We can bring the constant one side and variables another side.

Taking fourth root for ‘8’ and ‘3’ will give numbers which are very tough to solve further.
Since, we cannot solve the above equation further. The value of the given equation remains,

Answer:3(7n+6)(3
-5)
Step-by-step explanation: