Answer:
We add 25 and subtract 25 to complete the square.
is the equation we get.
Step-by-step explanation:

So, we're adding 25-25 to complete the square.
I think it's 12 times.
___________________________________________________________-xoCote♥
Answer:
Raise 9 to the power of 11.
= 31381059609
Step-by-step explanation:
Given:
The equation is

To find:
The value of x by separating the variable.
Solution:
We have,

Here, -1 is not next to the variable. So, move -1 to the other side of the equation by using the opposite operation. After moving -1 to the right side of the equation it will become +1.


Divide both sides by 8.

Therefore, the value of x is
.
Answer:
18+10=28
Step-by-step explanation:
(3x2)+(1x3)=3x3; it means 6+3=9 and 2+2=4
(3x3)+(1x3)=3x4; it means 9+3=12 and 4+2=6
(3x4)+(1x3)=3x5; it means 12+3=15 and 6+2=8
(3x5)+(1x3)=3x6; it means 15+3=18 and 8+2=10 (total number is 28).