Answer:
value of x is for values that are excludedor or left out
I honestly have no idea. Geometry is my worst subject
Greetings!
"<span>Six times a number increased by 20 is four less than eight times the number. Find the number."...
This would be, as an equation:
</span>

Solve:
Add
4 and
-6x to both sides.

Simplify.

Divide both sides by
2.

Simplify.


<span>
x=12Hope this helps.
-Benjamin
</span>
Since 13 can only be divided evenly by 1 and 13 (itself), it is called a prime number.